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Charred Tarn

#1c3544
Notes

Charred Tarn (#1C3544) is a deep azure with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (203°, 42%, 19%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1c3544
RGB
rgb(28, 53, 68)
HSL
hsl(203, 42%, 19%)
HWB
hwb(203 11% 73%)
OKLCH
oklch(31.6% 0.041 236.4)
P3
color(display-p3 0.1327 0.2054 0.2610)
HSV
hsv(203, 59%, 27%)
LAB
lab(20.87% -4.58 -12.29)
LCH
lch(20.87% 13.11 249.57)
CMYK
cmyk(59%, 22%, 0%, 73%)

Etymology

Charred
adjective

The past participle of char, to burn slightly — and a color word for surfaces that have been heat-blackened without fully consuming. Charred implies the carbon-blackened skin of grilled meat, fired wood, or smoke-darkened cathedral stone. Sits in the deep-and-near-black end of the engine's grid, slightly drier than inky and warmer than somber.

Tarn
noun

A small mountain lake — particularly the cwm (cirque) lakes of the British Lake District, the Welsh hills, and the Norwegian peaks. From the Old Norse tjörn. Tarn color refers to a fresh-water tarn at Stickle Tarn in Cumbria: a saturated, slightly cool deep blue with the optical depth of cold-water mountain pool.

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.

#1c3544
Original
#2e3545
Protanopia
#293044
Deuteranopia
#05393a
Tritanopia
#313131
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
12.79:1
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
1.64:1

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
##1C3544
Display P3
Display P3
color(display-p3 0.1327 0.2054 0.2610)
Inside sRGBOKLCH chroma 0.041

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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