#991E1E
Closest named color: Auburn (#9B2226). oklch(44.6% 0.159 26.6), rgb(153, 30, 30).
Aa
White text reads best on this color (8.20:1).
About this color
#991E1E is a dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.159 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.010 away. White text reads best on it, at 8.20:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.55:1 |
| White text | 8.20:1 |
Values
| HEX | #991E1E |
| RGB | rgb(153, 30, 30) |
| HSL | hsl(0, 67%, 36%) |
| OKLCH | oklch(44.6% 0.159 26.6) |
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 #991E1E | 8.20:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #991E1E | 2.55:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #991E1E text on white | 8.20:1 | AAA | Lc 86.9 | Fine for body text |
| #991E1E text on black | 2.55:1 | Fails | Lc -15.2 | Dividers and decoration only |
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
#F7AAA1
oklch(81% 0.092 26.7)
-
Step 400
400
#EF786E
oklch(70.8% 0.148 26.4)
-
Step 500
500
#E64D47
oklch(63.2% 0.19 26.4)
-
Step 600
600
#D12427
oklch(55.6% 0.206 26.6)
-
Step 700
700
#B4111A
oklch(49% 0.191 26.5)
-
Step 800
800 (this color)
#991E1E
oklch(44.6% 0.159 26.6)
-
Step 900
900
#761C1A
oklch(37.7% 0.125 26.5)
-
Step 950
950
#451310
oklch(27% 0.078 27)
#991E1E 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) | #453E1C | 0.172 |
| Deuteranopia (no green cones) | #635818 | 0.156 |
| Tritanopia (no blue cones) | #A90020 | 0.035 |
| Achromatopsia (no color) | #4F4F4F | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991E1E
#991E1E
oklch(44.6% 0.159 26.6)
- #006069
#006069
oklch(44.7% 0.076 206)
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 #991E1E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.010
- Carmine #9D0216 ΔE 0.020
- Deep Red #9A0200 ΔE 0.024
- Burnt Red #9F2305 ΔE 0.024
- Blood Red #980002 ΔE 0.026
- Brown Red #922B05 ΔE 0.031
- Brick Red #8F1402 ΔE 0.032
- Brown #A52A2A ΔE 0.034
Use #991E1E 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.