#651D33
Closest named color: Merlot (#730039). oklch(35.2% 0.105 5.6), rgb(101, 29, 51).
Aa
White text reads best on this color (11.81:1).
About this color
#651D33 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.105 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.043 away. White text reads best on it, at 11.81:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.105) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.77:1 |
| White text | 11.81:1 |
Values
| HEX | #651D33 |
| RGB | rgb(101, 29, 51) |
| HSL | hsl(342, 55%, 25%) |
| OKLCH | oklch(35.2% 0.105 5.6) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #651D33 | 11.81:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #651D33 | 1.77:1 | Fails | Lc 7.6 | Not readable |
| #651D33 text on white | 11.81:1 | AAA | Lc 96.3 | Preferred for body text |
| #651D33 text on black | 1.77:1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E7
oklch(93.6% 0.022 7.2)
-
Step 200
200
#F4CED5
oklch(88.6% 0.044 5.5)
-
Step 300
300
#EDACB9
oklch(80.9% 0.078 5.7)
-
Step 400
400
#E17D95
oklch(70.6% 0.126 5.4)
-
Step 500
500
#D6587B
oklch(63.1% 0.161 5.7)
-
Step 600
600
#C13964
oklch(55.6% 0.174 5.8)
-
Step 700
700
#A62A53
oklch(49.1% 0.162 5.7)
-
Step 800
800
#872544
oklch(42.7% 0.134 5.8)
-
Step 900
900 (this color)
#651D33
oklch(35.2% 0.105 5.6)
-
Step 950
950
#401622
oklch(27% 0.067 4.8)
#651D33 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) | #2D2E34 | 0.116 |
| Deuteranopia (no green cones) | #403D31 | 0.107 |
| Tritanopia (no blue cones) | #6E1226 | 0.027 |
| Achromatopsia (no color) | #373737 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #651D33
#651D33
oklch(35.2% 0.105 5.6)
- #004540
#004540
oklch(35.1% 0.061 186.6)
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 #651D33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.043
- Burgundy #610023 ΔE 0.044
- Claret #680018 ΔE 0.045
- Bordeaux #7B002C ΔE 0.050
- Wine Red #7B0323 ΔE 0.052
- Reddy Brown #6E1005 ΔE 0.056
- Wine #80013F ΔE 0.064
- Grape Purple #5D1451 ΔE 0.065
Use #651D33 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.