#911315
Closest named color: Brick Red (#8F1402). oklch(42.2% 0.159 27), rgb(145, 19, 21).
Aa
White text reads best on this color (9.09:1).
About this color
#911315 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.159 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.013 away. White text reads best on it, at 9.09:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #911315 |
| RGB | rgb(145, 19, 21) |
| HSL | hsl(359, 77%, 32%) |
| OKLCH | oklch(42.2% 0.159 27) |
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 #911315 | 9.09:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #911315 | 2.30:1 | Fails | Lc 14.8 | Not readable |
| #911315 text on white | 9.09:1 | AAA | Lc 89.2 | Fine for body text |
| #911315 text on black | 2.30:1 | Fails | Lc -13.1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE4E0
oklch(93.7% 0.027 28.9)
-
Step 200
200
#FACDC7
oklch(88.6% 0.052 27)
-
Step 300
300
#F7AAA0
oklch(81% 0.093 27.5)
-
Step 400
400
#EF786D
oklch(70.7% 0.149 26.9)
-
Step 500
500
#E64D45
oklch(63.1% 0.191 27)
-
Step 600
600
#D12425
oklch(55.6% 0.207 27.1)
-
Step 700
700
#B51018
oklch(49.2% 0.193 26.9)
-
Step 800
800 (this color)
#911315
oklch(42.2% 0.159 27)
-
Step 900
900
#761C19
oklch(37.7% 0.125 27)
-
Step 950
950
#451310
oklch(27% 0.078 27)
#911315 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) | #3E3713 | 0.174 |
| Deuteranopia (no green cones) | #5C520D | 0.158 |
| Tritanopia (no blue cones) | #A00016 | 0.031 |
| Achromatopsia (no color) | #484848 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #911315
#911315
oklch(42.2% 0.159 27)
- #005862
#005862
oklch(42.1% 0.072 208.1)
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 #911315, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.013
- Blood Red #980002 ΔE 0.017
- Deep Red #9A0200 ΔE 0.021
- Dark Red #8B0000 ΔE 0.024
- Carmine #9D0216 ΔE 0.025
- Auburn #9B2226 ΔE 0.033
- Red Brown #8B2E16 ΔE 0.037
- Brown Red #922B05 ΔE 0.038
Use #911315 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.