#662723
Closest named color: Reddy Brown (#6E1005). oklch(36.4% 0.092 26.3), rgb(102, 39, 35).
Aa
White text reads best on this color (11.17:1).
About this color
#662723 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.092 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.041 away. White text reads best on it, at 11.17:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.87:1 |
| White text | 11.17:1 |
Values
| HEX | #662723 |
| RGB | rgb(102, 39, 35) |
| HSL | hsl(4, 49%, 27%) |
| OKLCH | oklch(36.4% 0.092 26.3) |
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 #662723 | 11.17:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #662723 | 1.87:1 | Fails | Lc 8.7 | Not readable |
| #662723 text on white | 11.17:1 | AAA | Lc 95.2 | Preferred for body text |
| #662723 text on black | 1.87:1 | Fails | Lc -7.4 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E3
oklch(93.6% 0.02 25.2)
-
Step 200
200
#F2D0CC
oklch(88.5% 0.039 25.8)
-
Step 300
300
#EAB0A9
oklch(80.9% 0.069 26.5)
-
Step 400
400
#DD857C
oklch(70.8% 0.11 26.4)
-
Step 500
500
#D1635B
oklch(63.1% 0.141 26.1)
-
Step 600
600
#BC4740
oklch(55.6% 0.152 26.6)
-
Step 700
700
#A23732
oklch(49.1% 0.143 26.4)
-
Step 800
800
#842F2A
oklch(42.8% 0.118 26.6)
-
Step 900
900 (this color)
#662723
oklch(36.4% 0.092 26.3)
-
Step 950
950
#3E1A17
oklch(27% 0.057 26.4)
#662723 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) | #373322 | 0.097 |
| Deuteranopia (no green cones) | #474021 | 0.089 |
| Tritanopia (no blue cones) | #701B26 | 0.030 |
| Achromatopsia (no color) | #3B3B3B | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #662723
#662723
oklch(36.4% 0.092 26.3)
- #00474E
#00474E
oklch(36.3% 0.062 206)
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 #662723, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.041
- Chestnut #742802 ΔE 0.043
- Purple Brown #673A3F ΔE 0.053
- Blood #770001 ΔE 0.055
- Claret #680018 ΔE 0.055
- Wine Red #7B0323 ΔE 0.058
- Maroon #800000 ΔE 0.064
- Bordeaux #7B002C ΔE 0.065
Use #662723 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.