#66263B
Closest named color: Purple Brown (#673A3F). oklch(36.9% 0.095 2.4), rgb(102, 38, 59).
Aa
White text reads best on this color (11.02:1).
About this color
#66263B is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.095 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.050 away. White text reads best on it, at 11.02:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.90:1 |
| White text | 11.02:1 |
Values
| HEX | #66263B |
| RGB | rgb(102, 38, 59) |
| HSL | hsl(340, 46%, 27%) |
| OKLCH | oklch(36.9% 0.095 2.4) |
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 #66263B | 11.02:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #66263B | 1.90:1 | Fails | Lc 9.0 | Not readable |
| #66263B text on white | 11.02:1 | AAA | Lc 94.9 | Preferred for body text |
| #66263B text on black | 1.90:1 | Fails | Lc -7.7 | 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
#F7E4E8
oklch(93.5% 0.021 3.1)
-
Step 200
200
#F1CFD7
oklch(88.5% 0.039 2)
-
Step 300
300
#E9AEBC
oklch(80.9% 0.071 3.1)
-
Step 400
400
#DB819A
oklch(70.6% 0.114 2.5)
-
Step 500
500
#CE5F82
oklch(63.1% 0.145 2.3)
-
Step 600
600
#BA426B
oklch(55.7% 0.158 2.7)
-
Step 700
700
#9F3359
oklch(49% 0.146 2.6)
-
Step 800
800
#822B49
oklch(42.7% 0.122 2.6)
-
Step 900
900 (this color)
#66263B
oklch(36.9% 0.095 2.4)
-
Step 950
950
#3E1824
oklch(27% 0.061 2.1)
#66263B 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) | #32343C | 0.104 |
| Deuteranopia (no green cones) | #43413A | 0.096 |
| Tritanopia (no blue cones) | #6F202E | 0.027 |
| Achromatopsia (no color) | #3C3C3C | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66263B
#66263B
oklch(36.9% 0.095 2.4)
- #004A42
#004A42
oklch(36.7% 0.066 182.7)
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 #66263B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.050
- Merlot #730039 ΔE 0.052
- Bordeaux #7B002C ΔE 0.057
- Wine Red #7B0323 ΔE 0.059
- Claret #680018 ΔE 0.064
- Burgundy #610023 ΔE 0.064
- Wine #80013F ΔE 0.065
- Grape Purple #5D1451 ΔE 0.066
Use #66263B 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.