#64253C
Closest named color: Merlot (#730039). oklch(36.4% 0.094 0.1), rgb(100, 37, 60).
Aa
White text reads best on this color (11.21:1).
About this color
#64253C is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.094 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.051 away. White text reads best on it, at 11.21:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.87:1 |
| White text | 11.21:1 |
Values
| HEX | #64253C |
| RGB | rgb(100, 37, 60) |
| HSL | hsl(338, 46%, 27%) |
| OKLCH | oklch(36.4% 0.094 0.1) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #64253C | 11.21:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #64253C | 1.87:1 | Fails | Lc 8.5 | Not readable |
| #64253C text on white | 11.21:1 | AAA | Lc 95.4 | Preferred for body text |
| #64253C text on black | 1.87:1 | 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.
-
Step 50
50
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F6E4E9
oklch(93.5% 0.021 358.7)
-
Step 200
200
#F0CFD8
oklch(88.5% 0.039 359.6)
-
Step 300
300
#E8AEBE
oklch(80.9% 0.071 0.6)
-
Step 400
400
#DA829D
oklch(70.8% 0.112 0.6)
-
Step 500
500
#CD5F86
oklch(63% 0.145 359.8)
-
Step 600
600
#B8436F
oklch(55.6% 0.156 0.3)
-
Step 700
700
#9E335D
oklch(49% 0.146 359.9)
-
Step 800
800
#812C4C
oklch(42.8% 0.121 0.3)
-
Step 900
900 (this color)
#64253C
oklch(36.4% 0.094 0.1)
-
Step 950
950
#3D1825
oklch(26.9% 0.06 359.8)
#64253C 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #30333D | 0.104 |
| Deuteranopia (no green cones) | #413F3B | 0.094 |
| Tritanopia (no blue cones) | #6C1F2E | 0.027 |
| Achromatopsia (no color) | #3B3B3B | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64253C
#64253C
oklch(36.4% 0.094 0.1)
- #004940
#004940
oklch(36.4% 0.065 181.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #64253C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.051
- Purple Brown #673A3F ΔE 0.054
- Bordeaux #7B002C ΔE 0.060
- Grape Purple #5D1451 ΔE 0.061
- Burgundy #610023 ΔE 0.061
- Wine Red #7B0323 ΔE 0.063
- Claret #680018 ΔE 0.063
- Velvet #750851 ΔE 0.066
Use #64253C 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.