#651B23

Closest named color: Claret (#680018). oklch(34.5% 0.105 18.6), rgb(101, 27, 35).

Aa

White text reads best on this color (12.10:1).

About this color

#651B23 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.105 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.031 away. White text reads best on it, at 12.10:1.

Hue familyReds
Lightnessdark (35%)
Chromamoderately saturated (0.105)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.73:1
White text12.10:1

Values

HEX#651B23
RGBrgb(101, 27, 35)
HSLhsl(354, 58%, 25%)
OKLCHoklch(34.5% 0.105 18.6)

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 #651B23 12.10:1 AAA Lc -100.4 Preferred for body text
Black text on #651B23 1.73:1 Fails Lc 0.0 Not readable
#651B23 text on white 12.10:1 AAA Lc 96.8 Preferred for body text
#651B23 text on black 1.73:1 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

    #F9E4E4

    oklch(93.6% 0.023 17.6)

  3. Step 200

    200

    #F5CECE

    oklch(88.5% 0.044 18)

  4. Step 300

    300

    #F0ACAD

    oklch(80.9% 0.08 18)

  5. Step 400

    400

    #E47E82

    oklch(70.6% 0.126 18.3)

  6. Step 500

    500

    #DA5962

    oklch(63.2% 0.162 18.8)

  7. Step 600

    600

    #C53949

    oklch(55.6% 0.176 18.8)

  8. Step 700

    700

    #AA293B

    oklch(49.1% 0.164 18.3)

  9. Step 800

    800

    #8A2531

    oklch(42.8% 0.135 18.5)

  10. Step 900

    900 (this color)

    #651B23

    oklch(34.5% 0.105 18.6)

  11. Step 950

    950

    #411619

    oklch(26.9% 0.067 18.6)

Export this scale for Tailwind in the Tailwind colors tool

#651B23 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)#2F2C230.115
Deuteranopia (no green cones)#413C210.107
Tritanopia (no blue cones)#6F081E0.027
Achromatopsia (no color)#3636360.106

Harmonies

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

Complementary

The opposite hue (180°).

  • #651B23

    #651B23

    oklch(34.5% 0.105 18.6)

  • #004245

    #004245

    oklch(34.5% 0.059 199.9)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #651B23

    #651B23

    oklch(34.5% 0.105 18.6)

  • #5E1C42

    #5E1C42

    oklch(34.4% 0.106 348.5)

  • #5E2700

    #5E2700

    oklch(34.6% 0.093 49)

Open the analogous palette in the generator

Split complementary

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

  • #651B23

    #651B23

    oklch(34.5% 0.105 18.6)

  • #004533

    #004533

    oklch(34.7% 0.07 168.5)

  • #004055

    #004055

    oklch(34.7% 0.067 227.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #651B23

    #651B23

    oklch(34.5% 0.105 18.6)

  • #174502

    #174502

    oklch(34.5% 0.105 138.5)

  • #12376F

    #12376F

    oklch(34.5% 0.106 258.9)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #651B23

    #651B23

    oklch(34.5% 0.105 18.6)

  • #3D3C00

    #3D3C00

    oklch(34.6% 0.075 108.7)

  • #004245

    #004245

    oklch(34.5% 0.059 199.9)

  • #392D6C

    #392D6C

    oklch(34.6% 0.105 288.4)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #651B23, closest first.

Similar named colors

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

Use #651B23 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.