#B03F4E
Closest named color: Light Burgundy (#A8415B). oklch(52.9% 0.147 15.9), rgb(176, 63, 78).
Aa
White text reads best on this color (5.72:1).
About this color
#B03F4E is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.147 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.024 away. White text reads best on it, at 5.72:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #B03F4E |
| RGB | rgb(176, 63, 78) |
| HSL | hsl(352, 47%, 47%) |
| OKLCH | oklch(52.9% 0.147 15.9) |
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 #B03F4E | 5.72:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #B03F4E | 3.66:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #B03F4E text on white | 5.72:1 | AA | Lc 77.8 | Fine for body text |
| #B03F4E text on black | 3.66:1 | AA large text | Lc -23.9 | 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 600.
-
Step 50
50
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F1D0D1
oklch(88.6% 0.037 15.8)
-
Step 300
300
#E8B0B2
oklch(80.9% 0.066 16.2)
-
Step 400
400
#DA848A
oklch(70.6% 0.106 15.6)
-
Step 500
500
#CE636D
oklch(63.1% 0.136 16)
-
Step 600
600 (this color)
#B03F4E
oklch(52.9% 0.147 15.9)
-
Step 700
700
#9F3846
oklch(49.1% 0.137 15.7)
-
Step 800
800
#812F39
oklch(42.6% 0.113 16)
-
Step 900
900
#682B31
oklch(37.7% 0.088 16.3)
-
Step 950
950
#3D1A1D
oklch(27% 0.055 16.1)
#B03F4E 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) | #5A574E | 0.161 |
| Deuteranopia (no green cones) | #776F4B | 0.149 |
| Tritanopia (no blue cones) | #C02A45 | 0.038 |
| Achromatopsia (no color) | #666666 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B03F4E
#B03F4E
oklch(52.9% 0.147 15.9)
- #007B7C
#007B7C
oklch(52.8% 0.09 195.8)
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 #B03F4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.024
- Dark Rose #B5485D ΔE 0.026
- Dusty Red #B9484E ΔE 0.028
- Dull Red #BB3F3F ΔE 0.030
- Light Maroon #A24857 ΔE 0.030
- Firebrick #B22222 ΔE 0.056
- Brown #A52A2A ΔE 0.057
- Deep Rose #C74767 ΔE 0.059
Use #B03F4E 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.