#3F1115

Closest named color: Deep Brown (#410200). oklch(25.6% 0.072 18.7), rgb(63, 17, 21).

Aa

White text reads best on this color (16.12:1).

About this color

#3F1115 is a dark, moderately saturated red. In OKLCH its lightness is 26%, its chroma 0.072 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Brown (#410200), ΔE 0.033 away. White text reads best on it, at 16.12:1.

Hue familyReds
Lightnessdark (26%)
Chromamoderately saturated (0.072)
Temperaturewarm
Nearest nameDeep Brown (#410200)
Black text1.30:1
White text16.12:1

Values

HEX#3F1115
RGBrgb(63, 17, 21)
HSLhsl(355, 58%, 16%)
OKLCHoklch(25.6% 0.072 18.7)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #3F1115 16.12:1 AAA Lc -105.3 Preferred for body text
Black text on #3F1115 1.30:1 Fails Lc 0.0 Not readable
#3F1115 text on white 16.12:1 AAA Lc 102.6 Preferred for body text
#3F1115 text on black 1.30:1 Fails Lc 0.0 Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.

  1. Step 50

    50

    #FDF3F2

    oklch(97.2% 0.011 24.3)

  2. Step 100

    100

    #FAE4E3

    oklch(93.6% 0.024 20.7)

  3. Step 200

    200

    #F7CDCD

    oklch(88.4% 0.048 18.1)

  4. Step 300

    300

    #F3ABAB

    oklch(81% 0.085 19.1)

  5. Step 400

    400

    #E97B7F

    oklch(70.8% 0.136 18.8)

  6. Step 500

    500

    #DE535F

    oklch(63% 0.173 18.6)

  7. Step 600

    600

    #CA3046

    oklch(55.6% 0.189 18.5)

  8. Step 700

    700

    #AE2037

    oklch(49.1% 0.176 18.7)

  9. Step 800

    800

    #8D1E2E

    oklch(42.6% 0.145 18.5)

  10. Step 900

    900

    #722129

    oklch(37.8% 0.113 18.9)

  11. Step 950

    950 (this color)

    #3F1115

    oklch(25.6% 0.072 18.7)

Export this scale for Tailwind in the Tailwind colors tool

#3F1115 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#1C1B150.079
Deuteranopia (no green cones)#2824140.071
Tritanopia (no blue cones)#4608130.020
Achromatopsia (no color)#2121210.072

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #3F1115

    #3F1115

    oklch(25.6% 0.072 18.7)

  • #00292B

    #00292B

    oklch(25.5% 0.043 199.8)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #3F1115

    #3F1115

    oklch(25.6% 0.072 18.7)

  • #3B1229

    #3B1229

    oklch(25.7% 0.071 348.5)

  • #3C1600

    #3C1600

    oklch(25.5% 0.069 48.6)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #3F1115

    #3F1115

    oklch(25.6% 0.072 18.7)

  • #002B1F

    #002B1F

    oklch(25.7% 0.051 169.2)

  • #002736

    #002736

    oklch(25.5% 0.05 229.1)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #3F1115

    #3F1115

    oklch(25.6% 0.072 18.7)

  • #0E2B05

    #0E2B05

    oklch(25.7% 0.072 139.1)

  • #0B2245

    #0B2245

    oklch(25.6% 0.072 258.8)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #3F1115

    #3F1115

    oklch(25.6% 0.072 18.7)

  • #262500

    #262500

    oklch(25.7% 0.056 108.2)

  • #00292B

    #00292B

    oklch(25.5% 0.043 199.8)

  • #231B43

    #231B43

    oklch(25.6% 0.073 289.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3F1115, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #3F1115 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.