#AB3749
Closest named color: Light Burgundy (#A8415B). oklch(51% 0.151 15.3), rgb(171, 55, 73).
Aa
White text reads best on this color (6.22:1).
About this color
#AB3749 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.151 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.027 away. White text reads best on it, at 6.22:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.37:1 |
| White text | 6.22:1 |
Values
| HEX | #AB3749 |
| RGB | rgb(171, 55, 73) |
| HSL | hsl(351, 51%, 44%) |
| OKLCH | oklch(51% 0.151 15.3) |
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 #AB3749 | 6.22:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #AB3749 | 3.37:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #AB3749 text on white | 6.22:1 | AA | Lc 80.1 | Fine for body text |
| #AB3749 text on black | 3.37:1 | AA large text | Lc -21.8 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E5E5
oklch(93.7% 0.021 17.5)
-
Step 200
200
#F3CFD0
oklch(88.5% 0.041 16)
-
Step 300
300
#ECAEB1
oklch(80.9% 0.073 15.6)
-
Step 400
400
#E08189
oklch(70.8% 0.117 15.1)
-
Step 500
500
#D45E6B
oklch(63.2% 0.149 15.6)
-
Step 600
600
#BF4053
oklch(55.6% 0.162 15.4)
-
Step 700
700 (this color)
#AB3749
oklch(51% 0.151 15.3)
-
Step 800
800
#862A38
oklch(42.8% 0.125 15.3)
-
Step 900
900
#6C2730
oklch(37.7% 0.098 15.3)
-
Step 950
950
#3F181C
oklch(26.9% 0.061 15.8)
#AB3749 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) | #545149 | 0.166 |
| Deuteranopia (no green cones) | #726A46 | 0.153 |
| Tritanopia (no blue cones) | #BB1F3E | 0.038 |
| Achromatopsia (no color) | #616161 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AB3749
#AB3749
oklch(51% 0.151 15.3)
- #007576
#007576
oklch(51% 0.087 195.8)
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 #AB3749, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.027
- Light Maroon #A24857 ΔE 0.034
- Brown #A52A2A ΔE 0.042
- Dull Red #BB3F3F ΔE 0.042
- Dark Rose #B5485D ΔE 0.044
- Rouge #AB1239 ΔE 0.045
- Firebrick #B22222 ΔE 0.046
- Dusty Red #B9484E ΔE 0.047
Use #AB3749 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.