#9B373F
Closest named color: Brown (#A52A2A). oklch(48.1% 0.133 19), rgb(155, 55, 63).
Aa
White text reads best on this color (6.97:1).
About this color
#9B373F is a medium-dark, moderately saturated red. In OKLCH its lightness is 48%, its chroma 0.133 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.031 away. White text reads best on it, at 6.97:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 3.01:1 |
| White text | 6.97:1 |
Values
| HEX | #9B373F |
| RGB | rgb(155, 55, 63) |
| HSL | hsl(355, 48%, 41%) |
| OKLCH | oklch(48.1% 0.133 19) |
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 #9B373F | 6.97:1 | AA | Lc -88.4 | Fine for body text |
| Black text on #9B373F | 3.01:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #9B373F text on white | 6.97:1 | AA | Lc 83.3 | Fine for body text |
| #9B373F text on black | 3.01:1 | AA large text | Lc -18.6 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F0D0D0
oklch(88.4% 0.036 17.9)
-
Step 300
300
#E8B1B0
oklch(81% 0.064 19.8)
-
Step 400
400
#D98687
oklch(70.7% 0.102 19.2)
-
Step 500
500
#CD6569
oklch(63.1% 0.132 19.2)
-
Step 600
600
#B84951
oklch(55.5% 0.144 18.8)
-
Step 700
700 (this color)
#9B373F
oklch(48.1% 0.133 19)
-
Step 800
800
#803136
oklch(42.7% 0.109 19.2)
-
Step 900
900
#682C2F
oklch(37.8% 0.086 19.1)
-
Step 950
950
#3D1A1C
oklch(26.9% 0.055 17.9)
#9B373F 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) | #504C3F | 0.145 |
| Deuteranopia (no green cones) | #69613D | 0.133 |
| Tritanopia (no blue cones) | #AA233B | 0.037 |
| Achromatopsia (no color) | #595959 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B373F
#9B373F
oklch(48.1% 0.133 19)
- #006C6F
#006C6F
oklch(48.2% 0.082 198.2)
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 #9B373F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.031
- Brick #A03623 ΔE 0.034
- Auburn #9B2226 ΔE 0.038
- Light Maroon #A24857 ΔE 0.045
- Light Burgundy #A8415B ΔE 0.049
- Rouge #AB1239 ΔE 0.049
- Burnt Red #9F2305 ΔE 0.053
- Firebrick #B22222 ΔE 0.053
Use #9B373F 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.