#290A1D

Closest named color: Very Dark Purple (#2A0134). oklch(20.6% 0.058 345.7), rgb(41, 10, 29).

Aa

White text reads best on this color (18.17:1).

About this color

#290A1D is a very dark, muted red. In OKLCH its lightness is 21%, its chroma 0.058 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.054 away. White text reads best on it, at 18.17:1.

Hue familyReds
Lightnessvery dark (21%)
Chromamuted (0.058)
Temperaturewarm
Nearest nameVery Dark Purple (#2A0134)
Black text1.15:1
White text18.17:1

Values

HEX#290A1D
RGBrgb(41, 10, 29)
HSLhsl(323, 61%, 10%)
OKLCHoklch(20.6% 0.058 345.7)

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 #290A1D 18.17:1 AAA Lc -106.8 Preferred for body text
Black text on #290A1D 1.15:1 Fails Lc 0.0 Not readable
#290A1D text on white 18.17:1 AAA Lc 104.6 Preferred for body text
#290A1D text on black 1.15:1 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

    #FAF3F7

    oklch(97.1% 0.009 341.8)

  2. Step 100

    100

    #F5E5ED

    oklch(93.7% 0.02 345.7)

  3. Step 200

    200

    #EDCFDF

    oklch(88.4% 0.039 344.5)

  4. Step 300

    300

    #E2AFCA

    oklch(80.8% 0.069 345.7)

  5. Step 400

    400

    #D284B0

    oklch(70.8% 0.11 345.4)

  6. Step 500

    500

    #C4639C

    oklch(63.2% 0.141 345.6)

  7. Step 600

    600

    #AF4787

    oklch(55.6% 0.154 345.4)

  8. Step 700

    700

    #963872

    oklch(49.1% 0.142 345.6)

  9. Step 800

    800

    #7A2F5D

    oklch(42.7% 0.118 345.5)

  10. Step 900

    900

    #632B4C

    oklch(37.8% 0.092 346)

  11. Step 950

    950 (this color)

    #290A1D

    oklch(20.6% 0.058 345.7)

Export this scale for Tailwind in the Tailwind colors tool

#290A1D 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)#0D121E0.063
Deuteranopia (no green cones)#16171C0.056
Tritanopia (no blue cones)#2C0A120.023
Achromatopsia (no color)#1616160.059

Harmonies

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

Complementary

The opposite hue (180°).

  • #290A1D

    #290A1D

    oklch(20.6% 0.058 345.7)

  • #001D13

    #001D13

    oklch(20.5% 0.042 167.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #290A1D

    #290A1D

    oklch(20.6% 0.058 345.7)

  • #210D29

    #210D29

    oklch(20.5% 0.059 315.4)

  • #2D090E

    #2D090E

    oklch(20.6% 0.059 15.8)

Open the analogous palette in the generator

Split complementary

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

  • #290A1D

    #290A1D

    oklch(20.6% 0.058 345.7)

  • #0A1D01

    #0A1D01

    oklch(20.7% 0.058 135.7)

  • #001C1C

    #001C1C

    oklch(20.5% 0.035 194.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #290A1D

    #290A1D

    oklch(20.6% 0.058 345.7)

  • #1A1800

    #1A1800

    oklch(20.5% 0.044 105.5)

  • #001B25

    #001B25

    oklch(20.7% 0.039 225.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #290A1D

    #290A1D

    oklch(20.6% 0.058 345.7)

  • #221400

    #221400

    oklch(20.5% 0.043 76.7)

  • #001D13

    #001D13

    oklch(20.5% 0.042 167.1)

  • #031731

    #031731

    oklch(20.5% 0.058 255)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #290A1D, closest first.

Similar named colors

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

Use #290A1D 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.