#9B312F
Closest named color: Brown (#A52A2A). oklch(47.1% 0.142 25.3), rgb(155, 49, 47).
Aa
White text reads best on this color (7.30:1).
About this color
#9B312F is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.142 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.020 away. White text reads best on it, at 7.30:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 2.87:1 |
| White text | 7.30:1 |
Values
| HEX | #9B312F |
| RGB | rgb(155, 49, 47) |
| HSL | hsl(1, 53%, 40%) |
| OKLCH | oklch(47.1% 0.142 25.3) |
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 #9B312F | 7.30:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #9B312F | 2.87:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #9B312F text on white | 7.30:1 | AAA | Lc 84.4 | Fine for body text |
| #9B312F text on black | 2.87:1 | Fails | Lc -17.6 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E3
oklch(93.6% 0.02 25.2)
-
Step 200
200
#F2D0CC
oklch(88.5% 0.039 25.8)
-
Step 300
300
#EAB0AA
oklch(80.9% 0.069 25.4)
-
Step 400
400
#DD857D
oklch(70.8% 0.11 25.8)
-
Step 500
500
#D1635D
oklch(63.2% 0.14 25)
-
Step 600
600
#BC4743
oklch(55.6% 0.152 25.3)
-
Step 700
700 (this color)
#9B312F
oklch(47.1% 0.142 25.3)
-
Step 800
800
#832F2C
oklch(42.7% 0.117 25.3)
-
Step 900
900
#6A2B28
oklch(37.8% 0.091 25.1)
-
Step 950
950
#3E1A17
oklch(27% 0.057 26.4)
#9B312F 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) | #4E482E | 0.152 |
| Deuteranopia (no green cones) | #695F2C | 0.139 |
| Tritanopia (no blue cones) | #AA1432 | 0.043 |
| Achromatopsia (no color) | #565656 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B312F
#9B312F
oklch(47.1% 0.142 25.3)
- #006871
#006871
oklch(47.2% 0.081 205.2)
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 #9B312F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.020
- Brick #A03623 ΔE 0.022
- Auburn #9B2226 ΔE 0.023
- Burnt Red #9F2305 ΔE 0.033
- Brown Red #922B05 ΔE 0.040
- Rust Red #AA2704 ΔE 0.040
- Russet #A13905 ΔE 0.043
- Rufous #AE2012 ΔE 0.043
Use #9B312F 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.