#991301
Closest named color: Deep Red (#9A0200). oklch(43.7% 0.169 31.1), rgb(153, 19, 1).
Aa
White text reads best on this color (8.57:1).
About this color
#991301 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.169 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Red (#9A0200), ΔE 0.010 away. White text reads best on it, at 8.57:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Deep Red (#9A0200) |
| Black text | 2.44:1 |
| White text | 8.57:1 |
Values
| HEX | #991301 |
| RGB | rgb(153, 19, 1) |
| HSL | hsl(7, 99%, 30%) |
| OKLCH | oklch(43.7% 0.169 31.1) |
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 #991301 | 8.57:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #991301 | 2.44:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #991301 text on white | 8.57:1 | AAA | Lc 87.5 | Fine for body text |
| #991301 text on black | 2.44:1 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE3DE
oklch(93.5% 0.028 31.1)
-
Step 200
200
#FBCDC3
oklch(88.5% 0.054 32.4)
-
Step 300
300
#FAA99A
oklch(81% 0.099 30.9)
-
Step 400
400
#F37661
oklch(70.8% 0.158 31.2)
-
Step 500
500
#EA4932
oklch(63.1% 0.201 31.2)
-
Step 600
600
#D41D00
oklch(55.5% 0.216 31.1)
-
Step 700
700
#B41700
oklch(49.2% 0.191 31.1)
-
Step 800
800 (this color)
#991301
oklch(43.7% 0.169 31.1)
-
Step 900
900
#78190C
oklch(37.7% 0.131 31.2)
-
Step 950
950
#47110A
oklch(27% 0.084 30.6)
#991301 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) | #433A00 | 0.181 |
| Deuteranopia (no green cones) | #625600 | 0.161 |
| Tritanopia (no blue cones) | #AA0012 | 0.037 |
| Achromatopsia (no color) | #4C4C4C | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991301
#991301
oklch(43.7% 0.169 31.1)
- #005C69
#005C69
oklch(43.5% 0.076 211.3)
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 #991301, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Red #9A0200 ΔE 0.010
- Blood Red #980002 ΔE 0.014
- Carmine #9D0216 ΔE 0.020
- Brick Red #8F1402 ΔE 0.022
- Burnt Red #9F2305 ΔE 0.025
- Auburn #9B2226 ΔE 0.028
- Brown Red #922B05 ΔE 0.030
- Dark Red #8B0000 ΔE 0.038
Use #991301 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.