#582021

Closest named color: Claret (#680018). oklch(32.8% 0.083 21.8), rgb(88, 32, 33).

Aa

White text reads best on this color (12.77:1).

About this color

#582021 is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.083 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.049 away. White text reads best on it, at 12.77:1.

Hue familyReds
Lightnessdark (33%)
Chromamoderately saturated (0.083)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.64:1
White text12.77:1

Values

HEX#582021
RGBrgb(88, 32, 33)
HSLhsl(359, 47%, 24%)
OKLCHoklch(32.8% 0.083 21.8)

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 #582021 12.77:1 AAA Lc -101.8 Preferred for body text
Black text on #582021 1.64:1 Fails Lc 0.0 Not readable
#582021 text on white 12.77:1 AAA Lc 98.4 Preferred for body text
#582021 text on black 1.64:1 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 900.

  1. Step 50

    50

    #FBF3F3

    oklch(97% 0.009 17.3)

  2. Step 100

    100

    #F6E5E4

    oklch(93.5% 0.019 21.6)

  3. Step 200

    200

    #EFD1CF

    oklch(88.5% 0.034 22.4)

  4. Step 300

    300

    #E6B1AF

    oklch(80.8% 0.062 21)

  5. Step 400

    400

    #D88785

    oklch(70.7% 0.1 21.4)

  6. Step 500

    500

    #CB6766

    oklch(63.1% 0.127 21.9)

  7. Step 600

    600

    #B64C4E

    oklch(55.6% 0.138 21.6)

  8. Step 700

    700

    #9D3C3F

    oklch(49.1% 0.13 21.4)

  9. Step 800

    800

    #7F3334

    oklch(42.7% 0.106 21.9)

  10. Step 900

    900 (this color)

    #582021

    oklch(32.8% 0.083 21.8)

  11. Step 950

    950

    #3C1B1B

    oklch(26.9% 0.052 21.1)

Export this scale for Tailwind in the Tailwind colors tool

#582021 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)#2E2B210.088
Deuteranopia (no green cones)#3C37200.083
Tritanopia (no blue cones)#6116210.025
Achromatopsia (no color)#3232320.084

Harmonies

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

Complementary

The opposite hue (180°).

  • #582021

    #582021

    oklch(32.8% 0.083 21.8)

  • #003D41

    #003D41

    oklch(32.8% 0.056 202.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #582021

    #582021

    oklch(32.8% 0.083 21.8)

  • #532039

    #532039

    oklch(32.7% 0.082 352)

  • #552601

    #552601

    oklch(32.9% 0.083 52.2)

Open the analogous palette in the generator

Split complementary

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

  • #582021

    #582021

    oklch(32.8% 0.083 21.8)

  • #003F31

    #003F31

    oklch(32.8% 0.063 172.1)

  • #003A51

    #003A51

    oklch(32.7% 0.067 232.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #582021

    #582021

    oklch(32.8% 0.083 21.8)

  • #183F14

    #183F14

    oklch(32.8% 0.083 141.8)

  • #1C335F

    #1C335F

    oklch(32.8% 0.083 262)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #582021

    #582021

    oklch(32.8% 0.083 21.8)

  • #363800

    #363800

    oklch(32.8% 0.073 112)

  • #003D41

    #003D41

    oklch(32.8% 0.056 202.1)

  • #362B5B

    #362B5B

    oklch(32.7% 0.083 291.7)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #582021, closest first.

Similar named colors

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

Use #582021 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.