#3F122B

Closest named color: Aubergine (#3D0734). oklch(26.5% 0.077 349.2), rgb(63, 18, 43).

Aa

White text reads best on this color (15.75:1).

About this color

#3F122B is a dark, moderately saturated red. In OKLCH its lightness is 27%, its chroma 0.077 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.032 away. White text reads best on it, at 15.75:1.

Hue familyReds
Lightnessdark (27%)
Chromamoderately saturated (0.077)
Temperaturewarm
Nearest nameAubergine (#3D0734)
Black text1.33:1
White text15.75:1

Values

HEX#3F122B
RGBrgb(63, 18, 43)
HSLhsl(327, 56%, 16%)
OKLCHoklch(26.5% 0.077 349.2)

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 #3F122B 15.75:1 AAA Lc -105.0 Preferred for body text
Black text on #3F122B 1.33:1 Fails Lc 0.0 Not readable
#3F122B text on white 15.75:1 AAA Lc 102.3 Preferred for body text
#3F122B text on black 1.33:1 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

    #FCF2F7

    oklch(97% 0.013 345.5)

  2. Step 100

    100

    #F8E3EC

    oklch(93.5% 0.026 349.8)

  3. Step 200

    200

    #F4CCDE

    oklch(88.5% 0.051 349.3)

  4. Step 300

    300

    #EEA9CA

    oklch(81% 0.091 349.1)

  5. Step 400

    400

    #E277AF

    oklch(70.6% 0.147 348.9)

  6. Step 500

    500

    #D74F9B

    oklch(63.2% 0.187 349.2)

  7. Step 600

    600

    #C22B85

    oklch(55.7% 0.202 349.5)

  8. Step 700

    700

    #A71A71

    oklch(49.2% 0.189 349.2)

  9. Step 800

    800

    #871A5C

    oklch(42.6% 0.156 349)

  10. Step 900

    900

    #6D1E4B

    oklch(37.7% 0.121 349.4)

  11. Step 950

    950 (this color)

    #3F122B

    oklch(26.5% 0.077 349.2)

Export this scale for Tailwind in the Tailwind colors tool

#3F122B 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)#181E2C0.084
Deuteranopia (no green cones)#24262A0.077
Tritanopia (no blue cones)#44101C0.029
Achromatopsia (no color)#2323230.078

Harmonies

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

Complementary

The opposite hue (180°).

  • #3F122B

    #3F122B

    oklch(26.5% 0.077 349.2)

  • #002D21

    #002D21

    oklch(26.4% 0.052 169.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #3F122B

    #3F122B

    oklch(26.5% 0.077 349.2)

  • #35173C

    #35173C

    oklch(26.6% 0.076 319.8)

  • #431116

    #431116

    oklch(26.4% 0.077 18.4)

Open the analogous palette in the generator

Split complementary

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

  • #3F122B

    #3F122B

    oklch(26.5% 0.077 349.2)

  • #0E2E04

    #0E2E04

    oklch(26.7% 0.077 139.1)

  • #002C2E

    #002C2E

    oklch(26.6% 0.045 199.5)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #3F122B

    #3F122B

    oklch(26.5% 0.077 349.2)

  • #282700

    #282700

    oklch(26.5% 0.057 108.3)

  • #002A3A

    #002A3A

    oklch(26.7% 0.053 229.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #3F122B

    #3F122B

    oklch(26.5% 0.077 349.2)

  • #332200

    #332200

    oklch(26.6% 0.055 80.9)

  • #002D21

    #002D21

    oklch(26.4% 0.052 169.9)

  • #0C244A

    #0C244A

    oklch(26.6% 0.077 259.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3F122B, closest first.

Similar named colors

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

Use #3F122B 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.