#421D38

Closest named color: Aubergine (#3D0734). oklch(29.4% 0.07 338.5), rgb(66, 29, 56).

Aa

White text reads best on this color (14.33:1).

About this color

#421D38 is a dark, muted purple. In OKLCH its lightness is 29%, its chroma 0.070 and its hue 339°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.050 away. White text reads best on it, at 14.33:1.

Hue familyPurples
Lightnessdark (29%)
Chromamuted (0.070)
Temperaturewarm
Nearest nameAubergine (#3D0734)
Black text1.46:1
White text14.33:1

Values

HEX#421D38
RGBrgb(66, 29, 56)
HSLhsl(316, 39%, 19%)
OKLCHoklch(29.4% 0.07 338.5)

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 #421D38 14.33:1 AAA Lc -103.8 Preferred for body text
Black text on #421D38 1.46:1 Fails Lc 0.0 Not readable
#421D38 text on white 14.33:1 AAA Lc 100.8 Preferred for body text
#421D38 text on black 1.46:1 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

    #FBF3F8

    oklch(97.2% 0.011 339.3)

  2. Step 100

    100

    #F5E4EF

    oklch(93.6% 0.023 338.6)

  3. Step 200

    200

    #EECEE3

    oklch(88.4% 0.045 338.7)

  4. Step 300

    300

    #E5ACD3

    oklch(80.9% 0.084 338.4)

  5. Step 400

    400

    #D57FBC

    oklch(70.7% 0.13 338.6)

  6. Step 500

    500

    #C85AAB

    oklch(63% 0.169 338.7)

  7. Step 600

    600

    #B33C97

    oklch(55.6% 0.183 338.4)

  8. Step 700

    700

    #9A2D81

    oklch(49.2% 0.171 338.5)

  9. Step 800

    800

    #7D2768

    oklch(42.7% 0.141 338.9)

  10. Step 900

    900

    #652655

    oklch(37.8% 0.109 338.6)

  11. Step 950

    950 (this color)

    #421D38

    oklch(29.4% 0.07 338.5)

Export this scale for Tailwind in the Tailwind colors tool

#421D38 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)#1E26390.072
Deuteranopia (no green cones)#282C370.065
Tritanopia (no blue cones)#461E280.032
Achromatopsia (no color)#2A2A2A0.070

Harmonies

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

Complementary

The opposite hue (180°).

  • #421D38

    #421D38

    oklch(29.4% 0.07 338.5)

  • #00361F

    #00361F

    oklch(29.3% 0.068 158.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #421D38

    #421D38

    oklch(29.4% 0.07 338.5)

  • #362247

    #362247

    oklch(29.5% 0.069 307.6)

  • #481B25

    #481B25

    oklch(29.3% 0.069 8.6)

Open the analogous palette in the generator

Split complementary

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

  • #421D38

    #421D38

    oklch(29.4% 0.07 338.5)

  • #223307

    #223307

    oklch(29.6% 0.069 128.6)

  • #003431

    #003431

    oklch(29.3% 0.051 188.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #421D38

    #421D38

    oklch(29.4% 0.07 338.5)

  • #342C00

    #342C00

    oklch(29.3% 0.061 98.4)

  • #00323E

    #00323E

    oklch(29.3% 0.053 219.2)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #421D38

    #421D38

    oklch(29.4% 0.07 338.5)

  • #412500

    #412500

    oklch(29.4% 0.065 67.9)

  • #00361F

    #00361F

    oklch(29.3% 0.068 158.6)

  • #092E4D

    #092E4D

    oklch(29.4% 0.07 248.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #421D38, closest first.

Similar named colors

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

Use #421D38 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.