#66232C
Closest named color: Reddy Brown (#6E1005). oklch(36% 0.096 15.4), rgb(102, 35, 44).
Aa
White text reads best on this color (11.40:1).
About this color
#66232C is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.096 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.046 away. White text reads best on it, at 11.40:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.84:1 |
| White text | 11.40:1 |
Values
| HEX | #66232C |
| RGB | rgb(102, 35, 44) |
| HSL | hsl(352, 49%, 27%) |
| OKLCH | oklch(36% 0.096 15.4) |
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 #66232C | 11.40:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #66232C | 1.84:1 | Fails | Lc 8.3 | Not readable |
| #66232C text on white | 11.40:1 | AAA | Lc 95.6 | Preferred for body text |
| #66232C text on black | 1.84:1 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E5
oklch(93.7% 0.021 17.5)
-
Step 200
200
#F3CFD0
oklch(88.5% 0.041 16)
-
Step 300
300
#ECAEB1
oklch(80.9% 0.073 15.6)
-
Step 400
400
#DF8189
oklch(70.7% 0.116 15)
-
Step 500
500
#D35E6C
oklch(63.1% 0.148 15)
-
Step 600
600
#BE4153
oklch(55.5% 0.16 15.6)
-
Step 700
700
#A43144
oklch(49.1% 0.15 15.2)
-
Step 800
800
#852A38
oklch(42.6% 0.124 15.2)
-
Step 900
900 (this color)
#66232C
oklch(36% 0.096 15.4)
-
Step 950
950
#3F181C
oklch(26.9% 0.061 15.8)
#66232C 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) | #33312C | 0.105 |
| Deuteranopia (no green cones) | #443F2A | 0.097 |
| Tritanopia (no blue cones) | #701827 | 0.025 |
| Achromatopsia (no color) | #3A3A3A | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66232C
#66232C
oklch(36% 0.096 15.4)
- #004747
#004747
oklch(36% 0.061 194.8)
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 #66232C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.046
- Claret #680018 ΔE 0.048
- Wine Red #7B0323 ΔE 0.051
- Bordeaux #7B002C ΔE 0.054
- Burgundy #610023 ΔE 0.055
- Purple Brown #673A3F ΔE 0.056
- Blood #770001 ΔE 0.058
- Merlot #730039 ΔE 0.058
Use #66232C 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.