#871603
Closest named color: Dark Red (#8B0000). oklch(40.3% 0.15 31.9), rgb(135, 22, 3).
Aa
White text reads best on this color (9.78:1).
About this color
#871603 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.150 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Red (#8B0000), ΔE 0.016 away. White text reads best on it, at 9.78:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Dark Red (#8B0000) |
| Black text | 2.14:1 |
| White text | 9.78:1 |
Values
| HEX | #871603 |
| RGB | rgb(135, 22, 3) |
| HSL | hsl(9, 96%, 27%) |
| OKLCH | oklch(40.3% 0.15 31.9) |
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 #871603 | 9.78:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #871603 | 2.14:1 | Fails | Lc 12.9 | Not readable |
| #871603 text on white | 9.78:1 | AAA | Lc 91.1 | Preferred for body text |
| #871603 text on black | 2.14:1 | Fails | Lc -11.3 | 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 800.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4DF
oklch(93.5% 0.025 32.9)
-
Step 200
200
#F8CEC5
oklch(88.5% 0.049 32.1)
-
Step 300
300
#F4AC9D
oklch(80.9% 0.088 32.1)
-
Step 400
400
#EA7C68
oklch(70.6% 0.14 31.6)
-
Step 500
500
#E1553D
oklch(63.2% 0.179 32)
-
Step 600
600
#CC3218
oklch(55.6% 0.194 32)
-
Step 700
700
#B02108
oklch(49.1% 0.181 31.8)
-
Step 800
800 (this color)
#871603
oklch(40.3% 0.15 31.9)
-
Step 900
900
#732214
oklch(37.8% 0.117 32.2)
-
Step 950
950
#44150D
oklch(27% 0.075 31.9)
#871603 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) | #3C3400 | 0.160 |
| Deuteranopia (no green cones) | #574D00 | 0.144 |
| Tritanopia (no blue cones) | #960014 | 0.036 |
| Achromatopsia (no color) | #444444 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #871603
#871603
oklch(40.3% 0.15 31.9)
- #00525E
#00525E
oklch(40.2% 0.07 211.6)
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 #871603, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Red #8B0000 ΔE 0.016
- Brick Red #8F1402 ΔE 0.017
- Maroon #800000 ΔE 0.028
- Blood Red #980002 ΔE 0.036
- Red Brown #8B2E16 ΔE 0.039
- Deep Red #9A0200 ΔE 0.039
- Brown Red #922B05 ΔE 0.043
- Chestnut #742802 ΔE 0.044
Use #871603 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.