#A12B2D
Closest named color: Brown (#A52A2A). oklch(47.5% 0.154 24.4), rgb(161, 43, 45).
Aa
White text reads best on this color (7.24:1).
About this color
#A12B2D is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.154 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.008 away. White text reads best on it, at 7.24:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 2.89:1 |
| White text | 7.24:1 |
Values
| HEX | #A12B2D |
| RGB | rgb(161, 43, 45) |
| HSL | hsl(359, 58%, 40%) |
| OKLCH | oklch(47.5% 0.154 24.4) |
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 #A12B2D | 7.24:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #A12B2D | 2.89:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #A12B2D text on white | 7.24:1 | AAA | Lc 84.0 | Fine for body text |
| #A12B2D text on black | 2.89:1 | Fails | Lc -18.0 | 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 700.
-
Step 50
50
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E3
oklch(93.7% 0.021 24.8)
-
Step 200
200
#F4CFCC
oklch(88.5% 0.042 23.5)
-
Step 300
300
#EDAEA9
oklch(80.8% 0.075 24)
-
Step 400
400
#E1817B
oklch(70.6% 0.119 24.3)
-
Step 500
500
#D65E5A
oklch(63.1% 0.152 24.3)
-
Step 600
600
#C1403F
oklch(55.5% 0.165 24.7)
-
Step 700
700 (this color)
#A12B2D
oklch(47.5% 0.154 24.4)
-
Step 800
800
#872A2A
oklch(42.7% 0.127 24.3)
-
Step 900
900
#6D2826
oklch(37.8% 0.099 24.7)
-
Step 950
950
#401817
oklch(27% 0.063 23.6)
#A12B2D 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) | #4D472C | 0.167 |
| Deuteranopia (no green cones) | #6B6029 | 0.152 |
| Tritanopia (no blue cones) | #B1002D | 0.042 |
| Achromatopsia (no color) | #575757 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A12B2D
#A12B2D
oklch(47.5% 0.154 24.4)
- #006971
#006971
oklch(47.5% 0.081 204)
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 #A12B2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.008
- Auburn #9B2226 ΔE 0.021
- Brick #A03623 ΔE 0.025
- Burnt Red #9F2305 ΔE 0.031
- Rufous #AE2012 ΔE 0.032
- Rust Red #AA2704 ΔE 0.033
- Firebrick #B22222 ΔE 0.034
- Rouge #AB1239 ΔE 0.038
Use #A12B2D 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.