#991D25
Closest named color: Auburn (#9B2226). oklch(44.6% 0.159 23.7), rgb(153, 29, 37).
Aa
White text reads best on this color (8.21:1).
About this color
#991D25 is a dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.159 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.009 away. White text reads best on it, at 8.21:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.55:1 |
| White text | 8.21:1 |
Values
| HEX | #991D25 |
| RGB | rgb(153, 29, 37) |
| HSL | hsl(356, 68%, 36%) |
| OKLCH | oklch(44.6% 0.159 23.7) |
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 #991D25 | 8.21:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #991D25 | 2.55:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #991D25 text on white | 8.21:1 | AAA | Lc 86.9 | Fine for body text |
| #991D25 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
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FACDC9
oklch(88.6% 0.051 24.1)
-
Step 300
300
#F7A9A4
oklch(80.9% 0.093 23.4)
-
Step 400
400
#EF7773
oklch(70.7% 0.149 23.5)
-
Step 500
500
#E64C4E
oklch(63.2% 0.19 23.7)
-
Step 600
600
#D12232
oklch(55.6% 0.207 23.5)
-
Step 700
700
#B40F24
oklch(49% 0.191 23.8)
-
Step 800
800 (this color)
#991D25
oklch(44.6% 0.159 23.7)
-
Step 900
900
#761C1F
oklch(37.8% 0.124 23.8)
-
Step 950
950
#451213
oklch(26.9% 0.078 23)
#991D25 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) | #443E24 | 0.173 |
| Deuteranopia (no green cones) | #625820 | 0.158 |
| Tritanopia (no blue cones) | #A90022 | 0.033 |
| Achromatopsia (no color) | #4F4F4F | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991D25
#991D25
oklch(44.6% 0.159 23.7)
- #006067
#006067
oklch(44.6% 0.076 203.5)
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 #991D25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.009
- Carmine #9D0216 ΔE 0.020
- Deep Red #9A0200 ΔE 0.028
- Blood Red #980002 ΔE 0.029
- Burnt Red #9F2305 ΔE 0.031
- Brown #A52A2A ΔE 0.035
- Brick Red #8F1402 ΔE 0.036
- Brown Red #922B05 ΔE 0.038
Use #991D25 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.