#3F0426

Closest named color: Dark Plum (#3F012C). oklch(24.7% 0.095 351.3), rgb(63, 4, 38).

Aa

White text reads best on this color (16.71:1).

About this color

#3F0426 is a very dark, moderately saturated red. In OKLCH its lightness is 25%, its chroma 0.095 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.014 away. White text reads best on it, at 16.71:1.

Hue familyReds
Lightnessvery dark (25%)
Chromamoderately saturated (0.095)
Temperaturewarm
Nearest nameDark Plum (#3F012C)
Black text1.25:1
White text16.71:1

Values

HEX#3F0426
RGBrgb(63, 4, 38)
HSLhsl(325, 88%, 13%)
OKLCHoklch(24.7% 0.095 351.3)

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 #3F0426 16.71:1 AAA Lc -105.4 Preferred for body text
Black text on #3F0426 1.25:1 Fails Lc 0.0 Not readable
#3F0426 text on white 16.71:1 AAA Lc 102.8 Preferred for body text
#3F0426 text on black 1.25:1 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

    #FEF2F7

    oklch(97.2% 0.014 350.1)

  2. Step 100

    100

    #FCE1EC

    oklch(93.5% 0.033 351.2)

  3. Step 200

    200

    #FBC9DE

    oklch(88.5% 0.063 351.4)

  4. Step 300

    300

    #F8A2C9

    oklch(80.8% 0.112 351.2)

  5. Step 400

    400

    #F06AAE

    oklch(70.7% 0.18 351)

  6. Step 500

    500

    #E73399

    oklch(63.1% 0.23 351.5)

  7. Step 600

    600

    #CC0083

    oklch(55.6% 0.231 351.2)

  8. Step 700

    700

    #AD006E

    oklch(49.2% 0.204 351.3)

  9. Step 800

    800

    #8F005A

    oklch(42.7% 0.177 351.4)

  10. Step 900

    900

    #76084B

    oklch(37.7% 0.15 351)

  11. Step 950

    950 (this color)

    #3F0426

    oklch(24.7% 0.095 351.3)

Export this scale for Tailwind in the Tailwind colors tool

#3F0426 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)#0F17270.108
Deuteranopia (no green cones)#2122250.094
Tritanopia (no blue cones)#4500140.036
Achromatopsia (no color)#1E1E1E0.096

Harmonies

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

Complementary

The opposite hue (180°).

  • #3F0426

    #3F0426

    oklch(24.7% 0.095 351.3)

  • #00281E

    #00281E

    oklch(24.7% 0.048 171.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #3F0426

    #3F0426

    oklch(24.7% 0.095 351.3)

  • #340B3B

    #340B3B

    oklch(24.6% 0.094 321.4)

  • #44030B

    #44030B

    oklch(24.8% 0.095 21.4)

Open the analogous palette in the generator

Split complementary

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

  • #3F0426

    #3F0426

    oklch(24.7% 0.095 351.3)

  • #032A00

    #032A00

    oklch(24.8% 0.082 141.3)

  • #002729

    #002729

    oklch(24.8% 0.042 200)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #3F0426

    #3F0426

    oklch(24.7% 0.095 351.3)

  • #222300

    #222300

    oklch(24.7% 0.054 111.4)

  • #002534

    #002534

    oklch(24.8% 0.049 230.1)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #3F0426

    #3F0426

    oklch(24.7% 0.095 351.3)

  • #2D1E00

    #2D1E00

    oklch(24.7% 0.051 81.9)

  • #00281E

    #00281E

    oklch(24.7% 0.048 171.7)

  • #041D4D

    #041D4D

    oklch(24.8% 0.094 261.2)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3F0426, closest first.

Similar named colors

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

Use #3F0426 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.