#911E10
Closest named color: Brick Red (#8F1402). oklch(43% 0.153 30.8), rgb(145, 30, 16).
Aa
White text reads best on this color (8.76:1).
About this color
#911E10 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.153 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.014 away. White text reads best on it, at 8.76:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #911E10 |
| RGB | rgb(145, 30, 16) |
| HSL | hsl(7, 80%, 32%) |
| OKLCH | oklch(43% 0.153 30.8) |
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 #911E10 | 8.76:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #911E10 | 2.39:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #911E10 text on white | 8.76:1 | AAA | Lc 88.6 | Fine for body text |
| #911E10 text on black | 2.39:1 | Fails | Lc -13.6 | 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
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F8CEC6
oklch(88.5% 0.049 30.7)
-
Step 300
300
#F5AB9E
oklch(80.9% 0.09 30.2)
-
Step 400
400
#EC7B68
oklch(70.7% 0.143 30.9)
-
Step 500
500
#E2533F
oklch(63.1% 0.182 30.7)
-
Step 600
600
#CE2E1B
oklch(55.6% 0.199 30.7)
-
Step 700
700
#B11D0B
oklch(49% 0.184 30.7)
-
Step 800
800 (this color)
#911E10
oklch(43% 0.153 30.8)
-
Step 900
900
#742015
oklch(37.7% 0.119 30.7)
-
Step 950
950
#44150E
oklch(27% 0.074 30.9)
#911E10 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) | #433B0C | 0.163 |
| Deuteranopia (no green cones) | #5F5407 | 0.148 |
| Tritanopia (no blue cones) | #A0001C | 0.037 |
| Achromatopsia (no color) | #4B4B4B | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #911E10
#911E10
oklch(43% 0.153 30.8)
- #005A67
#005A67
oklch(42.9% 0.075 211.6)
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 #911E10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.014
- Blood Red #980002 ΔE 0.023
- Brown Red #922B05 ΔE 0.023
- Deep Red #9A0200 ΔE 0.024
- Red Brown #8B2E16 ΔE 0.025
- Auburn #9B2226 ΔE 0.030
- Carmine #9D0216 ΔE 0.030
- Dark Red #8B0000 ΔE 0.032
Use #911E10 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.