#651B2B

Closest named color: Claret (#680018). oklch(34.7% 0.106 11.9), rgb(101, 27, 43).

Aa

White text reads best on this color (12.03:1).

About this color

#651B2B is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.106 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.035 away. White text reads best on it, at 12.03:1.

Hue familyReds
Lightnessdark (35%)
Chromamoderately saturated (0.106)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.74:1
White text12.03:1

Values

HEX#651B2B
RGBrgb(101, 27, 43)
HSLhsl(347, 58%, 25%)
OKLCHoklch(34.7% 0.106 11.9)

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 #651B2B 12.03:1 AAA Lc -100.3 Preferred for body text
Black text on #651B2B 1.74:1 Fails Lc 0.0 Not readable
#651B2B text on white 12.03:1 AAA Lc 96.7 Preferred for body text
#651B2B text on black 1.74:1 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

    #FCF3F3

    oklch(97.1% 0.01 17.3)

  2. Step 100

    100

    #F9E4E6

    oklch(93.6% 0.023 11)

  3. Step 200

    200

    #F5CED1

    oklch(88.5% 0.044 12.8)

  4. Step 300

    300

    #EFACB3

    oklch(80.9% 0.079 12)

  5. Step 400

    400

    #E47D8C

    oklch(70.7% 0.128 11.6)

  6. Step 500

    500

    #D8586F

    oklch(63.1% 0.161 12)

  7. Step 600

    600

    #C43857

    oklch(55.7% 0.176 12.2)

  8. Step 700

    700

    #A92848

    oklch(49.2% 0.165 11.7)

  9. Step 800

    800

    #89243B

    oklch(42.7% 0.136 11.9)

  10. Step 900

    900 (this color)

    #651B2B

    oklch(34.7% 0.106 11.9)

  11. Step 950

    950

    #41161E

    oklch(27% 0.067 11.3)

Export this scale for Tailwind in the Tailwind colors tool

#651B2B 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)#2D2D2B0.118
Deuteranopia (no green cones)#403C290.108
Tritanopia (no blue cones)#6F0C210.027
Achromatopsia (no color)#3636360.107

Harmonies

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

Complementary

The opposite hue (180°).

  • #651B2B

    #651B2B

    oklch(34.7% 0.106 11.9)

  • #004342

    #004342

    oklch(34.6% 0.059 193.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #651B2B

    #651B2B

    oklch(34.7% 0.106 11.9)

  • #5C1E49

    #5C1E49

    oklch(34.7% 0.105 341.7)

  • #642100

    #642100

    oklch(34.7% 0.105 42)

Open the analogous palette in the generator

Split complementary

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

  • #651B2B

    #651B2B

    oklch(34.7% 0.106 11.9)

  • #00462D

    #00462D

    oklch(34.8% 0.077 161.5)

  • #004152

    #004152

    oklch(34.8% 0.064 222.3)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #651B2B

    #651B2B

    oklch(34.7% 0.106 11.9)

  • #264300

    #264300

    oklch(34.6% 0.096 131.7)

  • #003A6D

    #003A6D

    oklch(34.7% 0.104 251.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #651B2B

    #651B2B

    oklch(34.7% 0.106 11.9)

  • #423B00

    #423B00

    oklch(34.9% 0.073 102)

  • #004342

    #004342

    oklch(34.6% 0.059 193.1)

  • #332F6E

    #332F6E

    oklch(34.6% 0.106 282.2)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #651B2B, closest first.

Similar named colors

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

Use #651B2B 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.