#AB291A
Closest named color: Rufous (#AE2012). oklch(48.9% 0.169 30.5), rgb(171, 41, 26).
Aa
White text reads best on this color (6.85:1).
About this color
#AB291A is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.169 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Rufous (#AE2012), ΔE 0.011 away. White text reads best on it, at 6.85:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Rufous (#AE2012) |
| Black text | 3.06:1 |
| White text | 6.85:1 |
Values
| HEX | #AB291A |
| RGB | rgb(171, 41, 26) |
| HSL | hsl(6, 74%, 39%) |
| OKLCH | oklch(48.9% 0.169 30.5) |
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 #AB291A | 6.85:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #AB291A | 3.06:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #AB291A text on white | 6.85:1 | AA | Lc 82.3 | Fine for body text |
| #AB291A text on black | 3.06:1 | AA large text | Lc -19.6 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E4E0
oklch(93.5% 0.024 30.5)
-
Step 200
200
#F6CFC7
oklch(88.6% 0.046 31.6)
-
Step 300
300
#F1ADA1
oklch(80.9% 0.082 30.2)
-
Step 400
400
#E67F6E
oklch(70.6% 0.13 30.5)
-
Step 500
500
#DC5A47
oklch(63.2% 0.167 30.6)
-
Step 600
600
#C73928
oklch(55.5% 0.182 30.4)
-
Step 700
700 (this color)
#AB291A
oklch(48.9% 0.169 30.5)
-
Step 800
800
#8B2519
oklch(42.6% 0.139 30.3)
-
Step 900
900
#70251B
oklch(37.7% 0.108 30.4)
-
Step 950
950
#421710
oklch(27% 0.069 31.3)
#AB291A 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) | #514816 | 0.181 |
| Deuteranopia (no green cones) | #716512 | 0.164 |
| Tritanopia (no blue cones) | #BD0027 | 0.046 |
| Achromatopsia (no color) | #5A5A5A | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB291A
#AB291A
oklch(48.9% 0.169 30.5)
- #006D7B
#006D7B
oklch(49% 0.085 210.2)
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 #AB291A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rufous #AE2012 ΔE 0.011
- Rust Red #AA2704 ΔE 0.012
- Rusty Red #AF2F0D ΔE 0.017
- Firebrick #B22222 ΔE 0.018
- Brown #A52A2A ΔE 0.019
- Brick #A03623 ΔE 0.025
- Burnt Red #9F2305 ΔE 0.030
- Russet #A13905 ΔE 0.035
Use #AB291A 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.