#902B3B
Closest named color: Auburn (#9B2226). oklch(44.7% 0.135 15.4), rgb(144, 43, 59).
Aa
White text reads best on this color (8.09:1).
About this color
#902B3B is a dark, moderately saturated red. In OKLCH its lightness is 45%, its chroma 0.135 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.032 away. White text reads best on it, at 8.09:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.135) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.59:1 |
| White text | 8.09:1 |
Values
| HEX | #902B3B |
| RGB | rgb(144, 43, 59) |
| HSL | hsl(350, 54%, 37%) |
| OKLCH | oklch(44.7% 0.135 15.4) |
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 #902B3B | 8.09:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #902B3B | 2.59:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #902B3B text on white | 8.09:1 | AAA | Lc 87.1 | Fine for body text |
| #902B3B text on black | 2.59:1 | Fails | Lc -15.0 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E5
oklch(93.6% 0.023 14.3)
-
Step 200
200
#F5CED0
oklch(88.5% 0.044 14.5)
-
Step 300
300
#EFACB0
oklch(80.9% 0.079 15)
-
Step 400
400
#E47E86
oklch(70.7% 0.126 15.8)
-
Step 500
500
#D95869
oklch(63.1% 0.162 15.1)
-
Step 600
600
#C43850
oklch(55.5% 0.176 15.4)
-
Step 700
700
#A92941
oklch(49.1% 0.163 15.4)
-
Step 800
800 (this color)
#902B3B
oklch(44.7% 0.135 15.4)
-
Step 900
900
#6F242F
oklch(37.8% 0.106 15.1)
-
Step 950
950
#41161B
oklch(26.9% 0.067 15.7)
#902B3B 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) | #45423B | 0.148 |
| Deuteranopia (no green cones) | #5F5738 | 0.136 |
| Tritanopia (no blue cones) | #9E1432 | 0.034 |
| Achromatopsia (no color) | #505050 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #902B3B
#902B3B
oklch(44.7% 0.135 15.4)
- #006162
#006162
oklch(44.6% 0.076 196)
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 #902B3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.032
- Cranberry #9E003A ΔE 0.044
- Red Brown #8B2E16 ΔE 0.047
- Berry #990F4B ΔE 0.049
- Brown #A52A2A ΔE 0.049
- Red Wine #8C0034 ΔE 0.049
- Carmine #9D0216 ΔE 0.050
- Purple Red #990147 ΔE 0.052
Use #902B3B 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.