#870F00
Closest named color: Dark Red (#8B0000). oklch(39.8% 0.154 31.2), rgb(135, 15, 0).
Aa
White text reads best on this color (10.00:1).
About this color
#870F00 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.154 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Red (#8B0000), ΔE 0.011 away. White text reads best on it, at 10.00:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Dark Red (#8B0000) |
| Black text | 2.09:1 |
| White text | 10.00:1 |
Values
| HEX | #870F00 |
| RGB | rgb(135, 15, 0) |
| HSL | hsl(7, 100%, 26%) |
| OKLCH | oklch(39.8% 0.154 31.2) |
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 #870F00 | 10.00:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #870F00 | 2.09:1 | Fails | Lc 12.6 | Not readable |
| #870F00 text on white | 10.00:1 | AAA | Lc 91.3 | Preferred for body text |
| #870F00 text on black | 2.09:1 | Fails | Lc -11.0 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FFE2DD
oklch(93.5% 0.033 29.4)
-
Step 200
200
#FFCBC1
oklch(88.5% 0.061 30.9)
-
Step 300
300
#FFA695
oklch(80.9% 0.109 31.4)
-
Step 400
400
#FF6B53
oklch(70.8% 0.185 31.4)
-
Step 500
500
#F82E10
oklch(63.1% 0.237 31.2)
-
Step 600
600
#D41E00
oklch(55.6% 0.215 31.2)
-
Step 700
700
#B41800
oklch(49.2% 0.19 31.3)
-
Step 800
800
#951200
oklch(42.8% 0.166 31.3)
-
Step 900
900 (this color)
#870F00
oklch(39.8% 0.154 31.2)
-
Step 950
950
#4B0A03
oklch(26.9% 0.097 31.4)
#870F00 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) | #3A3200 | 0.165 |
| Deuteranopia (no green cones) | #564B00 | 0.147 |
| Tritanopia (no blue cones) | #96000E | 0.034 |
| Achromatopsia (no color) | #424242 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #870F00
#870F00
oklch(39.8% 0.154 31.2)
- #00515C
#00515C
oklch(39.9% 0.069 210.4)
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 #870F00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Red #8B0000 ΔE 0.011
- Brick Red #8F1402 ΔE 0.020
- Maroon #800000 ΔE 0.022
- Blood Red #980002 ΔE 0.036
- Deep Red #9A0200 ΔE 0.040
- Blood #770001 ΔE 0.042
- Red Brown #8B2E16 ΔE 0.045
- Chestnut #742802 ΔE 0.047
Use #870F00 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.