#991311
Closest named color: Deep Red (#9A0200). oklch(43.8% 0.167 28.2), rgb(153, 19, 17).
Aa
White text reads best on this color (8.55:1).
About this color
#991311 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.167 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Red (#9A0200), ΔE 0.011 away. White text reads best on it, at 8.55:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.167) |
| Temperature | warm |
| Nearest name | Deep Red (#9A0200) |
| Black text | 2.45:1 |
| White text | 8.55:1 |
Values
| HEX | #991311 |
| RGB | rgb(153, 19, 17) |
| HSL | hsl(1, 80%, 33%) |
| OKLCH | oklch(43.8% 0.167 28.2) |
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 #991311 | 8.55:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #991311 | 2.45:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #991311 text on white | 8.55:1 | AAA | Lc 87.5 | Fine for body text |
| #991311 text on black | 2.45:1 | Fails | Lc -14.6 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3DF
oklch(93.5% 0.028 28.5)
-
Step 200
200
#FBCCC5
oklch(88.4% 0.054 28.1)
-
Step 300
300
#F9A99D
oklch(80.9% 0.097 28.8)
-
Step 400
400
#F27567
oklch(70.6% 0.157 28.2)
-
Step 500
500
#EA483D
oklch(63.2% 0.2 28.1)
-
Step 600
600
#D51818
oklch(55.6% 0.217 28.2)
-
Step 700
700
#B80009
oklch(49.2% 0.201 28.2)
-
Step 800
800 (this color)
#991311
oklch(43.8% 0.167 28.2)
-
Step 900
900
#781914
oklch(37.7% 0.13 28.3)
-
Step 950
950
#47110D
oklch(27% 0.083 28.2)
#991311 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) | #423A0E | 0.182 |
| Deuteranopia (no green cones) | #625606 | 0.163 |
| Tritanopia (no blue cones) | #A90015 | 0.033 |
| Achromatopsia (no color) | #4C4C4C | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991311
#991311
oklch(43.8% 0.167 28.2)
- #005D68
#005D68
oklch(43.8% 0.075 208.7)
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 #991311, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Red #9A0200 ΔE 0.011
- Carmine #9D0216 ΔE 0.013
- Blood Red #980002 ΔE 0.013
- Auburn #9B2226 ΔE 0.022
- Brick Red #8F1402 ΔE 0.024
- Burnt Red #9F2305 ΔE 0.027
- Brown Red #922B05 ΔE 0.034
- Dark Red #8B0000 ΔE 0.038
Use #991311 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.