#641825

Closest named color: Claret (#680018). oklch(34.1% 0.108 15.4), rgb(100, 24, 37).

Aa

White text reads best on this color (12.35:1).

About this color

#641825 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.108 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.028 away. White text reads best on it, at 12.35:1.

Hue familyReds
Lightnessdark (34%)
Chromamoderately saturated (0.108)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.69:1
White text12.35:1

Values

HEX#641825
RGBrgb(100, 24, 37)
HSLhsl(350, 61%, 24%)
OKLCHoklch(34.1% 0.108 15.4)

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 #641825 12.35:1 AAA Lc -100.8 Preferred for body text
Black text on #641825 1.69:1 Fails Lc 0.0 Not readable
#641825 text on white 12.35:1 AAA Lc 97.2 Preferred for body text
#641825 text on black 1.69:1 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

    #FDF3F3

    oklch(97.2% 0.011 17.3)

  2. Step 100

    100

    #F9E4E5

    oklch(93.6% 0.023 14.3)

  3. Step 200

    200

    #F6CECF

    oklch(88.6% 0.045 16.3)

  4. Step 300

    300

    #F0ACAF

    oklch(80.9% 0.08 16.1)

  5. Step 400

    400

    #E57D86

    oklch(70.7% 0.128 15.4)

  6. Step 500

    500

    #DB5768

    oklch(63.2% 0.165 15.4)

  7. Step 600

    600

    #C6364F

    oklch(55.6% 0.18 15.6)

  8. Step 700

    700

    #AA2640

    oklch(49% 0.167 15.3)

  9. Step 800

    800

    #8A2335

    oklch(42.7% 0.137 15.5)

  10. Step 900

    900 (this color)

    #641825

    oklch(34.1% 0.108 15.4)

  11. Step 950

    950

    #42161B

    oklch(27.1% 0.068 16)

Export this scale for Tailwind in the Tailwind colors tool

#641825 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)#2C2A250.119
Deuteranopia (no green cones)#3F3A230.109
Tritanopia (no blue cones)#6E041D0.027
Achromatopsia (no color)#3434340.109

Harmonies

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

Complementary

The opposite hue (180°).

  • #641825

    #641825

    oklch(34.1% 0.108 15.4)

  • #004142

    #004142

    oklch(34% 0.058 196.5)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #641825

    #641825

    oklch(34.1% 0.108 15.4)

  • #5C1B44

    #5C1B44

    oklch(34% 0.107 345.4)

  • #5F2300

    #5F2300

    oklch(34.1% 0.097 45.1)

Open the analogous palette in the generator

Split complementary

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

  • #641825

    #641825

    oklch(34.1% 0.108 15.4)

  • #00432F

    #00432F

    oklch(33.9% 0.071 165.7)

  • #003F51

    #003F51

    oklch(34.2% 0.064 224.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #641825

    #641825

    oklch(34.1% 0.108 15.4)

  • #1E4300

    #1E4300

    oklch(34.2% 0.101 135.4)

  • #05376E

    #05376E

    oklch(34.1% 0.108 255.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #641825

    #641825

    oklch(34.1% 0.108 15.4)

  • #3E3A00

    #3E3A00

    oklch(34.2% 0.073 105.3)

  • #004142

    #004142

    oklch(34% 0.058 196.5)

  • #352C6C

    #352C6C

    oklch(34.1% 0.107 285.6)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #641825, closest first.

Similar named colors

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

Use #641825 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.