#AB3735
Closest named color: Brown (#A52A2A). oklch(50.7% 0.152 25.2), rgb(171, 55, 53).
Aa
White text reads best on this color (6.30:1).
About this color
#AB3735 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.152 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.027 away. White text reads best on it, at 6.30:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 3.32:1 |
| White text | 6.30:1 |
Values
| HEX | #AB3735 |
| RGB | rgb(171, 55, 53) |
| HSL | hsl(1, 53%, 44%) |
| OKLCH | oklch(50.7% 0.152 25.2) |
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 #AB3735 | 6.30:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #AB3735 | 3.32:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #AB3735 text on white | 6.30:1 | AA | Lc 80.4 | Fine for body text |
| #AB3735 text on black | 3.32:1 | AA large text | Lc -21.4 | 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
#F3CFCC
oklch(88.4% 0.041 23.6)
-
Step 300
300
#EDAFA9
oklch(81% 0.074 25.1)
-
Step 400
400
#E1827B
oklch(70.7% 0.118 25)
-
Step 500
500
#D55F59
oklch(63.1% 0.15 25.2)
-
Step 600
600
#C1413F
oklch(55.7% 0.164 25)
-
Step 700
700 (this color)
#AB3735
oklch(50.7% 0.152 25.2)
-
Step 800
800
#872B29
oklch(42.8% 0.126 25.3)
-
Step 900
900
#6C2825
oklch(37.6% 0.098 25.4)
-
Step 950
950
#401816
oklch(27% 0.063 25.1)
#AB3735 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) | #575034 | 0.163 |
| Deuteranopia (no green cones) | #746932 | 0.149 |
| Tritanopia (no blue cones) | #BC1838 | 0.046 |
| Achromatopsia (no color) | #606060 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB3735
#AB3735
oklch(50.7% 0.152 25.2)
- #00737D
#00737D
oklch(50.7% 0.087 205.4)
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 #AB3735, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.027
- Firebrick #B22222 ΔE 0.030
- Brick #A03623 ΔE 0.030
- Rusty Red #AF2F0D ΔE 0.032
- Rufous #AE2012 ΔE 0.036
- Rust Red #AA2704 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.039
- Russet #A13905 ΔE 0.045
Use #AB3735 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.