#681900
Closest named color: Reddy Brown (#6E1005). oklch(34.4% 0.116 36.6), rgb(104, 25, 0).
Aa
White text reads best on this color (12.15:1).
About this color
#681900 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.116 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.018 away. White text reads best on it, at 12.15:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.72:1 |
| White text | 12.15:1 |
Values
| HEX | #681900 |
| RGB | rgb(104, 25, 0) |
| HSL | hsl(14, 100%, 20%) |
| OKLCH | oklch(34.4% 0.116 36.6) |
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 #681900 | 12.15:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #681900 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #681900 text on white | 12.15:1 | AAA | Lc 96.6 | Preferred for body text |
| #681900 text on black | 1.72:1 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FAE4DE
oklch(93.5% 0.026 35.7)
-
Step 200
200
#F7CFC3
oklch(88.5% 0.048 37.3)
-
Step 300
300
#F3AD99
oklch(80.9% 0.088 36.6)
-
Step 400
400
#E97E60
oklch(70.6% 0.139 36.6)
-
Step 500
500
#E05730
oklch(63.1% 0.179 36.3)
-
Step 600
600
#C93900
oklch(55.6% 0.188 36.5)
-
Step 700
700
#AA2F00
oklch(49.1% 0.166 36.6)
-
Step 800
800
#8C2500
oklch(42.6% 0.144 36.6)
-
Step 900
900 (this color)
#681900
oklch(34.4% 0.116 36.6)
-
Step 950
950
#431609
oklch(26.9% 0.073 36.7)
#681900 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) | #322A00 | 0.118 |
| Deuteranopia (no green cones) | #453C00 | 0.107 |
| Tritanopia (no blue cones) | #740015 | 0.042 |
| Achromatopsia (no color) | #363636 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #681900
#681900
oklch(34.4% 0.116 36.6)
- #00414E
#00414E
oklch(34.6% 0.062 216.5)
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 #681900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.018
- Blood #770001 ΔE 0.037
- Chestnut #742802 ΔE 0.043
- Claret #680018 ΔE 0.044
- Maroon #800000 ΔE 0.053
- Wine Red #7B0323 ΔE 0.061
- Burgundy #610023 ΔE 0.064
- Bordeaux #7B002C ΔE 0.072
Use #681900 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.