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Forthright Hatoba

#611d8f
Notes

Forthright Hatoba (#611D8F) is a deep indigo with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (276°, 66%, 34%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#611d8f
RGB
rgb(97, 29, 143)
HSL
hsl(276, 66%, 34%)
HWB
hwb(276 11% 44%)
OKLCH
oklch(40.1% 0.175 307.0)
P3
color(display-p3 0.3500 0.1326 0.5401)
HSV
hsv(276, 80%, 56%)
LAB
lab(27.85% 49.55 -49.23)
LCH
lch(27.85% 69.85 315.19)
CMYK
cmyk(32%, 80%, 0%, 44%)

Etymology

Forthright
adjective

Old English forð-riht, straight ahead, direct. Used as a color modifier in Anglo-Saxon-revival contexts for hues that read as honest and unguarded. Forthright red, forthright blue: the saturation is full, the hue is presented without ornamentation or qualification. Sits in the bold-bucket center alongside frank and direct.

Hatoba
noun

Japanese 鳩羽, pigeon-wing (鳩羽色, hatobane-iro) — the deep iridescent blue-violet of the Streptopelia orientalis (Eastern Turtle Dove) breast plumage, named in the Heian Engishiki (927 CE) as a courtly color. Hatoba color refers to a Streptopelia orientalis breast feather: a saturated, slightly cool deep violet with the iridescent satin finish of structurally colored feather barbs.

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.

#611d8f
Original
#004092
Protanopia
#00428d
Deuteranopia
#593a56
Tritanopia
#343434
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).
AAAon White
10.09:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.08:1

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
##611D8F
Display P3
Display P3
color(display-p3 0.3500 0.1326 0.5401)
P3 has subtle headroomOKLCH chroma 0.175

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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