#651C3B
Closest named color: Merlot (#730039). oklch(35.4% 0.109 358.2), rgb(101, 28, 59).
Aa
White text reads best on this color (11.78:1).
About this color
#651C3B is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.109 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.038 away. White text reads best on it, at 11.78:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.78:1 |
| White text | 11.78:1 |
Values
| HEX | #651C3B |
| RGB | rgb(101, 28, 59) |
| HSL | hsl(335, 57%, 25%) |
| OKLCH | oklch(35.4% 0.109 358.2) |
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 #651C3B | 11.78:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #651C3B | 1.78:1 | Fails | Lc 7.7 | Not readable |
| #651C3B text on white | 11.78:1 | AAA | Lc 96.2 | Preferred for body text |
| #651C3B text on black | 1.78:1 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F8E4EA
oklch(93.7% 0.023 357.4)
-
Step 200
200
#F3CDD9
oklch(88.4% 0.045 357.1)
-
Step 300
300
#EDABC0
oklch(80.9% 0.082 358.3)
-
Step 400
400
#E17CA0
oklch(70.8% 0.131 358.2)
-
Step 500
500
#D55689
oklch(63.1% 0.167 358)
-
Step 600
600
#C03672
oklch(55.6% 0.181 358.4)
-
Step 700
700
#A52760
oklch(49.1% 0.168 358.1)
-
Step 800
800
#86234E
oklch(42.7% 0.139 358.4)
-
Step 900
900 (this color)
#651C3B
oklch(35.4% 0.109 358.2)
-
Step 950
950
#401626
oklch(27.1% 0.068 358.8)
#651C3B 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) | #2A2F3C | 0.121 |
| Deuteranopia (no green cones) | #3E3D39 | 0.110 |
| Tritanopia (no blue cones) | #6E1429 | 0.034 |
| Achromatopsia (no color) | #383838 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #651C3B
#651C3B
oklch(35.4% 0.109 358.2)
- #00463C
#00463C
oklch(35.3% 0.064 179.2)
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 #651C3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.038
- Burgundy #610023 ΔE 0.048
- Grape Purple #5D1451 ΔE 0.051
- Bordeaux #7B002C ΔE 0.053
- Claret #680018 ΔE 0.055
- Velvet #750851 ΔE 0.056
- Wine Red #7B0323 ΔE 0.058
- Wine #80013F ΔE 0.059
Use #651C3B 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.