#9A2537
Closest named color: Auburn (#9B2226). oklch(45.8% 0.152 17.3), rgb(154, 37, 55).
Aa
White text reads best on this color (7.79:1).
About this color
#9A2537 is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.152 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.020 away. White text reads best on it, at 7.79:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #9A2537 |
| RGB | rgb(154, 37, 55) |
| HSL | hsl(351, 61%, 37%) |
| OKLCH | oklch(45.8% 0.152 17.3) |
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 #9A2537 | 7.79:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #9A2537 | 2.69:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #9A2537 text on white | 7.79:1 | AAA | Lc 85.8 | Fine for body text |
| #9A2537 text on black | 2.69:1 | Fails | Lc -16.2 | 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
#FDF2F2
oklch(97% 0.012 17.4)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F8CDCD
oklch(88.5% 0.049 18.1)
-
Step 300
300
#F5AAAC
oklch(81% 0.089 17.4)
-
Step 400
400
#EB7880
oklch(70.6% 0.142 17)
-
Step 500
500
#E24F60
oklch(63.2% 0.182 17.4)
-
Step 600
600
#CD2947
oklch(55.6% 0.197 17.3)
-
Step 700
700
#B11838
oklch(49.2% 0.184 17.5)
-
Step 800
800 (this color)
#9A2537
oklch(45.8% 0.152 17.3)
-
Step 900
900
#731E2A
oklch(37.7% 0.118 17)
-
Step 950
950
#441319
oklch(27% 0.075 16.6)
#9A2537 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 | 0.168 |
| Deuteranopia (no green cones) | #635B34 | 0.154 |
| Tritanopia (no blue cones) | #A9002D | 0.036 |
| Achromatopsia (no color) | #525252 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9A2537
#9A2537
oklch(45.8% 0.152 17.3)
- #006567
#006567
oklch(46% 0.078 197.2)
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 #9A2537, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.020
- Brown #A52A2A ΔE 0.033
- Cranberry #9E003A ΔE 0.033
- Rouge #AB1239 ΔE 0.036
- Carmine #9D0216 ΔE 0.039
- Burnt Red #9F2305 ΔE 0.046
- Berry #990F4B ΔE 0.046
- Brick #A03623 ΔE 0.047
Use #9A2537 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.