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Bold Dawn

#2464bf
Notes

Bold Dawn (#2464BF) is a true azure with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (215°, 68%, 45%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#2464bf
RGB
rgb(36, 100, 191)
HSL
hsl(215, 68%, 45%)
HWB
hwb(215 14% 25%)
OKLCH
oklch(51.4% 0.157 258.1)
P3
color(display-p3 0.2125 0.3868 0.7247)
HSV
hsv(215, 81%, 75%)
LAB
lab(43.14% 13.40 -53.43)
LCH
lch(43.14% 55.08 284.08)
CMYK
cmyk(81%, 48%, 0%, 25%)

Etymology

Bold
adjective

Old English beald, brave, courageous — a quality word that crossed over to color in the late seventeenth century. Bold describes a color that asserts itself: high saturation combined with mid lightness, where the hue presents itself without compromise. Sits at the center of the bold-bucket grid, near strong and rich. Closer to a presence word than a pigment word.

Dawn
noun

The transitional sky color in the half-hour before sunrise — when the sun is below the horizon but its light scatters off the upper atmosphere. The color refers to the eastern sky at civil twilight on a clear summer morning: a soft, slightly violet-shifted blue with a very slight orange wash near the horizon. Cooler than dawn-itself's pink moments, warmer than midnight, with the daily weight of a moment that lasts only minutes.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#2464bf
Original
#306dc2
Protanopia
#005fbd
Deuteranopia
#007a88
Tritanopia
#5d5d5d
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon White
5.75:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.65:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##2464BF
Display P3
Display P3
color(display-p3 0.2125 0.3868 0.7247)
P3 has subtle headroomOKLCH chroma 0.157

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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