#731D42

Closest named color: Merlot (#730039). oklch(38.3% 0.124 358.6), rgb(115, 29, 66).

Aa

White text reads best on this color (10.58:1).

About this color

#731D42 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.124 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.032 away. White text reads best on it, at 10.58:1.

Hue familyReds
Lightnessdark (38%)
Chromamoderately saturated (0.124)
Temperaturewarm
Nearest nameMerlot (#730039)
Black text1.98:1
White text10.58:1

Values

HEX#731D42
RGBrgb(115, 29, 66)
HSLhsl(334, 60%, 28%)
OKLCHoklch(38.3% 0.124 358.6)

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 #731D42 10.58:1 AAA Lc -97.7 Preferred for body text
Black text on #731D42 1.98:1 Fails Lc 10.3 Not readable
#731D42 text on white 10.58:1 AAA Lc 93.6 Preferred for body text
#731D42 text on black 1.98:1 Fails Lc -8.9 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

    #FDF2F5

    oklch(97.1% 0.012 358.8)

  2. Step 100

    100

    #FAE3E9

    oklch(93.6% 0.026 359.9)

  3. Step 200

    200

    #F7CCD8

    oklch(88.6% 0.051 359.6)

  4. Step 300

    300

    #F3A8C0

    oklch(81% 0.093 358.6)

  5. Step 400

    400

    #E8759F

    oklch(70.6% 0.149 358.5)

  6. Step 500

    500

    #DE4B88

    oklch(63.2% 0.19 358.5)

  7. Step 600

    600

    #C92271

    oklch(55.6% 0.206 358.7)

  8. Step 700

    700

    #AD105F

    oklch(49.1% 0.192 358.6)

  9. Step 800

    800

    #8D144E

    oklch(42.7% 0.16 358.4)

  10. Step 900

    900 (this color)

    #731D42

    oklch(38.3% 0.124 358.6)

  11. Step 950

    950

    #431226

    oklch(27.1% 0.079 358.5)

Export this scale for Tailwind in the Tailwind colors tool

#731D42 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)#2F34430.138
Deuteranopia (no green cones)#4645400.126
Tritanopia (no blue cones)#7D122D0.038
Achromatopsia (no color)#3F3F3F0.125

Harmonies

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

Complementary

The opposite hue (180°).

  • #731D42

    #731D42

    oklch(38.3% 0.124 358.6)

  • #004F43

    #004F43

    oklch(38.3% 0.07 178)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #731D42

    #731D42

    oklch(38.3% 0.124 358.6)

  • #652463

    #652463

    oklch(38.3% 0.125 328.9)

  • #771F18

    #771F18

    oklch(38.2% 0.123 28.8)

Open the analogous palette in the generator

Split complementary

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

  • #731D42

    #731D42

    oklch(38.3% 0.124 358.6)

  • #00521E

    #00521E

    oklch(38.3% 0.109 148.5)

  • #004C56

    #004C56

    oklch(38.2% 0.066 209.8)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #731D42

    #731D42

    oklch(38.3% 0.124 358.6)

  • #3F4900

    #3F4900

    oklch(38.3% 0.089 118.3)

  • #00486B

    #00486B

    oklch(38.2% 0.086 238.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #731D42

    #731D42

    oklch(38.3% 0.124 358.6)

  • #544000

    #544000

    oklch(38.2% 0.078 88.5)

  • #004F43

    #004F43

    oklch(38.3% 0.07 178)

  • #283C84

    #283C84

    oklch(38.3% 0.123 268.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #731D42, closest first.

Similar named colors

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

Use #731D42 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.