#B23149
Closest named color: Light Burgundy (#A8415B). oklch(51.6% 0.165 14.6), rgb(178, 49, 73).
Aa
White text reads best on this color (6.12:1).
About this color
#B23149 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.165 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.034 away. White text reads best on it, at 6.12:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.42:1 |
| White text | 6.12:1 |
Values
| HEX | #B23149 |
| RGB | rgb(178, 49, 73) |
| HSL | hsl(349, 57%, 45%) |
| OKLCH | oklch(51.6% 0.165 14.6) |
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 #B23149 | 6.12:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #B23149 | 3.42:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #B23149 text on white | 6.12:1 | AA | Lc 79.4 | Fine for body text |
| #B23149 text on black | 3.42:1 | AA large text | Lc -22.4 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E5
oklch(93.6% 0.023 14.3)
-
Step 200
200
#F5CED0
oklch(88.5% 0.044 14.5)
-
Step 300
300
#F0ACB0
oklch(81% 0.08 15.1)
-
Step 400
400
#E47D87
oklch(70.6% 0.127 14.7)
-
Step 500
500
#D9586A
oklch(63.1% 0.162 14.6)
-
Step 600
600
#C53752
oklch(55.6% 0.178 14.4)
-
Step 700
700 (this color)
#B23149
oklch(51.6% 0.165 14.6)
-
Step 800
800
#8A2437
oklch(42.8% 0.136 14.6)
-
Step 900
900
#6F242F
oklch(37.8% 0.106 15.1)
-
Step 950
950
#41161C
oklch(27% 0.067 14.3)
#B23149 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) | #535149 | 0.182 |
| Deuteranopia (no green cones) | #746C46 | 0.168 |
| Tritanopia (no blue cones) | #C30C3B | 0.041 |
| Achromatopsia (no color) | #626262 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B23149
#B23149
oklch(51.6% 0.165 14.6)
- #007777
#007777
oklch(51.5% 0.088 194.8)
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 #B23149, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.034
- Dull Red #BB3F3F ΔE 0.039
- Rose Red #BE013C ΔE 0.039
- Rouge #AB1239 ΔE 0.042
- Dark Rose #B5485D ΔE 0.044
- Firebrick #B22222 ΔE 0.044
- Lipstick Red #C0022F ΔE 0.045
- Dusty Red #B9484E ΔE 0.046
Use #B23149 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.