#681F2A
Closest named color: Reddy Brown (#6E1005). oklch(35.8% 0.104 15.4), rgb(104, 31, 42).
Aa
White text reads best on this color (11.55:1).
About this color
#681F2A is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.104 and its hue 15°. 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 11.55:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.81:1 |
| White text | 11.55:1 |
Values
| HEX | #681F2A |
| RGB | rgb(104, 31, 42) |
| HSL | hsl(351, 54%, 26%) |
| OKLCH | oklch(35.8% 0.104 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 #681F2A | 11.55:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #681F2A | 1.81:1 | Fails | Lc 8.1 | Not readable |
| #681F2A text on white | 11.55:1 | AAA | Lc 95.8 | Preferred for body text |
| #681F2A text on black | 1.81:1 | 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
#F9E4E5
oklch(93.6% 0.023 14.3)
-
Step 200
200
#F5CED0
oklch(88.5% 0.044 14.5)
-
Step 300
300
#EFACB0
oklch(80.9% 0.079 15)
-
Step 400
400
#E37E87
oklch(70.6% 0.125 15.1)
-
Step 500
500
#D85969
oklch(63% 0.16 15.3)
-
Step 600
600
#C33A51
oklch(55.6% 0.173 15.3)
-
Step 700
700
#A82A41
oklch(49% 0.161 15.5)
-
Step 800
800
#892536
oklch(42.7% 0.134 15.3)
-
Step 900
900 (this color)
#681F2A
oklch(35.8% 0.104 15.4)
-
Step 950
950
#41171C
oklch(27.1% 0.065 15.3)
#681F2A 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) | #312F2A | 0.114 |
| Deuteranopia (no green cones) | #443F28 | 0.106 |
| Tritanopia (no blue cones) | #721023 | 0.026 |
| Achromatopsia (no color) | #393939 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #681F2A
#681F2A
oklch(35.8% 0.104 15.4)
- #004647
#004647
oklch(35.7% 0.061 196.4)
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 #681F2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.041
- Claret #680018 ΔE 0.041
- Wine Red #7B0323 ΔE 0.045
- Bordeaux #7B002C ΔE 0.048
- Burgundy #610023 ΔE 0.049
- Blood #770001 ΔE 0.052
- Merlot #730039 ΔE 0.052
- Chestnut #742802 ΔE 0.059
Use #681F2A 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.