#AB3E12
Closest named color: Burnt Umber (#A0450E). oklch(51.1% 0.152 39.3), rgb(171, 62, 18).
Aa
White text reads best on this color (6.12:1).
About this color
#AB3E12 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.152 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Umber (#A0450E), ΔE 0.024 away. White text reads best on it, at 6.12:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Burnt Umber (#A0450E) |
| Black text | 3.42:1 |
| White text | 6.12:1 |
Values
| HEX | #AB3E12 |
| RGB | rgb(171, 62, 18) |
| HSL | hsl(17, 81%, 37%) |
| OKLCH | oklch(51.1% 0.152 39.3) |
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 #AB3E12 | 6.12:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #AB3E12 | 3.42:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #AB3E12 text on white | 6.12:1 | AA | Lc 79.6 | Fine for body text |
| #AB3E12 text on black | 3.42:1 | AA large text | Lc -22.2 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E0
oklch(93.5% 0.021 36)
-
Step 200
200
#F2D1C5
oklch(88.5% 0.041 41)
-
Step 300
300
#EBB19E
oklch(80.9% 0.073 38.9)
-
Step 400
400
#DF8668
oklch(70.8% 0.118 39.3)
-
Step 500
500
#D3643D
oklch(63.1% 0.15 39.5)
-
Step 600
600
#BF4718
oklch(55.6% 0.164 39.2)
-
Step 700
700 (this color)
#AB3E12
oklch(51.1% 0.152 39.3)
-
Step 800
800
#852F0D
oklch(42.6% 0.126 39.3)
-
Step 900
900
#6B2B14
oklch(37.6% 0.098 39.4)
-
Step 950
950
#3F1A0D
oklch(27% 0.062 39.6)
#AB3E12 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) | #5E5208 | 0.151 |
| Deuteranopia (no green cones) | #796B0A | 0.137 |
| Tritanopia (no blue cones) | #BD1F36 | 0.068 |
| Achromatopsia (no color) | #626262 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB3E12
#AB3E12
oklch(51.1% 0.152 39.3)
- #00728B
#00728B
oklch(51.1% 0.093 220.1)
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 #AB3E12, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Umber #A0450E ΔE 0.024
- Rusty Red #AF2F0D ΔE 0.024
- Russet #A13905 ΔE 0.025
- Sinopia #BB3E03 ΔE 0.032
- Brick #A03623 ΔE 0.034
- Rust Red #AA2704 ΔE 0.037
- Cinnamon #AC4F06 ΔE 0.038
- Sienna #A0522D ΔE 0.042
Use #AB3E12 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.