#9C2437
Closest named color: Auburn (#9B2226). oklch(46.1% 0.155 17.4), rgb(156, 36, 55).
Aa
White text reads best on this color (7.71:1).
About this color
#9C2437 is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.155 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.021 away. White text reads best on it, at 7.71:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.72:1 |
| White text | 7.71:1 |
Values
| HEX | #9C2437 |
| RGB | rgb(156, 36, 55) |
| HSL | hsl(351, 63%, 38%) |
| OKLCH | oklch(46.1% 0.155 17.4) |
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 #9C2437 | 7.71:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #9C2437 | 2.72:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #9C2437 text on white | 7.71:1 | AAA | Lc 85.5 | Fine for body text |
| #9C2437 text on black | 2.72:1 | Fails | Lc -16.5 | 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 700.
-
Step 50
50
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E4E4
oklch(93.5% 0.022 17.6)
-
Step 200
200
#F4CFCF
oklch(88.6% 0.042 18)
-
Step 300
300
#EDADAF
oklch(80.8% 0.075 16.8)
-
Step 400
400
#E18085
oklch(70.7% 0.12 17.3)
-
Step 500
500
#D65C67
oklch(63.1% 0.154 17.1)
-
Step 600
600
#C13E4E
oklch(55.6% 0.166 17.5)
-
Step 700
700 (this color)
#9C2437
oklch(46.1% 0.155 17.4)
-
Step 800
800
#872834
oklch(42.7% 0.129 17.3)
-
Step 900
900
#6D272E
oklch(37.8% 0.1 17.3)
-
Step 950
950
#40181B
oklch(27.1% 0.062 17.6)
#9C2437 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) | #464337 | 0.171 |
| Deuteranopia (no green cones) | #645C34 | 0.157 |
| Tritanopia (no blue cones) | #AB002C | 0.035 |
| Achromatopsia (no color) | #535353 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9C2437
#9C2437
oklch(46.1% 0.155 17.4)
- #006568
#006568
oklch(46% 0.078 198.4)
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 #9C2437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.021
- Brown #A52A2A ΔE 0.030
- Rouge #AB1239 ΔE 0.032
- Cranberry #9E003A ΔE 0.032
- Carmine #9D0216 ΔE 0.039
- Burnt Red #9F2305 ΔE 0.045
- Berry #990F4B ΔE 0.046
- Brick #A03623 ΔE 0.047
Use #9C2437 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.