#9C1F2D
Closest named color: Auburn (#9B2226). oklch(45.5% 0.16 21), rgb(156, 31, 45).
Aa
White text reads best on this color (7.93:1).
About this color
#9C1F2D is a medium-dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.160 and its hue 21°. 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 7.93:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.160) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.64:1 |
| White text | 7.93:1 |
Values
| HEX | #9C1F2D |
| RGB | rgb(156, 31, 45) |
| HSL | hsl(353, 67%, 37%) |
| OKLCH | oklch(45.5% 0.16 21) |
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 #9C1F2D | 7.93:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #9C1F2D | 2.64:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #9C1F2D text on white | 7.93:1 | AAA | Lc 86.0 | Fine for body text |
| #9C1F2D text on black | 2.64:1 | Fails | Lc -16.0 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E2
oklch(93.6% 0.028 20.4)
-
Step 200
200
#FACCCA
oklch(88.4% 0.052 21.1)
-
Step 300
300
#F7A9A7
oklch(80.9% 0.093 20.9)
-
Step 400
400
#EF7677
oklch(70.6% 0.15 21.1)
-
Step 500
500
#E64B55
oklch(63.2% 0.191 20.9)
-
Step 600
600
#D1203A
oklch(55.6% 0.207 20.9)
-
Step 700
700
#B40B2C
oklch(49% 0.192 21)
-
Step 800
800 (this color)
#9C1F2D
oklch(45.5% 0.16 21)
-
Step 900
900
#761B23
oklch(37.8% 0.125 21)
-
Step 950
950
#451215
oklch(26.9% 0.078 20.8)
#9C1F2D 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) | #45402C | 0.176 |
| Deuteranopia (no green cones) | #645B29 | 0.161 |
| Tritanopia (no blue cones) | #AC0026 | 0.034 |
| Achromatopsia (no color) | #515151 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9C1F2D
#9C1F2D
oklch(45.5% 0.16 21)
- #006368
#006368
oklch(45.4% 0.077 200.9)
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 #9C1F2D, 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 0.027
- Brown #A52A2A ΔE 0.029
- Cranberry #9E003A ΔE 0.035
- Rouge #AB1239 ΔE 0.035
- Burnt Red #9F2305 ΔE 0.036
- Deep Red #9A0200 ΔE 0.038
- Blood Red #980002 ΔE 0.039
Use #9C1F2D 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.