#A13F2F
Closest named color: Brick (#A03623). oklch(49.9% 0.134 31.5), rgb(161, 63, 47).
Aa
White text reads best on this color (6.42:1).
About this color
#A13F2F is a medium-dark, moderately saturated red. In OKLCH its lightness is 50%, its chroma 0.134 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.018 away. White text reads best on it, at 6.42:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 3.26:1 |
| White text | 6.42:1 |
Values
| HEX | #A13F2F |
| RGB | rgb(161, 63, 47) |
| HSL | hsl(8, 55%, 41%) |
| OKLCH | oklch(49.9% 0.134 31.5) |
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 #A13F2F | 6.42:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #A13F2F | 3.26:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #A13F2F text on white | 6.42:1 | AA | Lc 81.2 | Fine for body text |
| #A13F2F text on black | 3.26:1 | AA large text | Lc -20.7 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#F0D1CB
oklch(88.5% 0.036 30.8)
-
Step 300
300
#E7B2A7
oklch(80.9% 0.064 31.9)
-
Step 400
400
#D98878
oklch(70.7% 0.103 31.9)
-
Step 500
500
#CD6755
oklch(63% 0.133 31.4)
-
Step 600
600
#B84C3A
oklch(55.5% 0.144 31.5)
-
Step 700
700 (this color)
#A13F2F
oklch(49.9% 0.134 31.5)
-
Step 800
800
#813326
oklch(42.8% 0.111 31.5)
-
Step 900
900
#682D23
oklch(37.7% 0.087 31.3)
-
Step 950
950
#3D1B15
oklch(27% 0.055 31.3)
#A13F2F 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) | #59512D | 0.138 |
| Deuteranopia (no green cones) | #72672C | 0.127 |
| Tritanopia (no blue cones) | #B1293C | 0.051 |
| Achromatopsia (no color) | #5F5F5F | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A13F2F
#A13F2F
oklch(49.9% 0.134 31.5)
- #00707F
#00707F
oklch(50% 0.087 210.8)
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 #A13F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.018
- Russet #A13905 ΔE 0.029
- Burnt Umber #A0450E ΔE 0.033
- Brown #A52A2A ΔE 0.035
- Rusty Red #AF2F0D ΔE 0.037
- Rust Red #AA2704 ΔE 0.041
- Sienna #A0522D ΔE 0.044
- Rufous #AE2012 ΔE 0.047
Use #A13F2F 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.