#B03A66
Closest named color: Light Burgundy (#A8415B). oklch(53% 0.157 1.2), rgb(176, 58, 102).
Aa
White text reads best on this color (5.76:1).
About this color
#B03A66 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.157 and its hue 1°. 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 5.76:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #B03A66 |
| RGB | rgb(176, 58, 102) |
| HSL | hsl(338, 50%, 46%) |
| OKLCH | oklch(53% 0.157 1.2) |
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 #B03A66 | 5.76:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #B03A66 | 3.64:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #B03A66 text on white | 5.76:1 | AA | Lc 77.9 | Fine for body text |
| #B03A66 text on black | 3.64:1 | AA large text | Lc -23.8 | 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 600.
-
Step 50
50
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F7E4E9
oklch(93.5% 0.022 359.7)
-
Step 200
200
#F1CFD7
oklch(88.5% 0.039 2)
-
Step 300
300
#E8AEBE
oklch(80.9% 0.071 0.6)
-
Step 400
400
#DA819C
oklch(70.6% 0.114 0.9)
-
Step 500
500
#CE5F84
oklch(63.1% 0.145 1.1)
-
Step 600
600 (this color)
#B03A66
oklch(53% 0.157 1.2)
-
Step 700
700
#9F335B
oklch(49.1% 0.147 1.4)
-
Step 800
800
#812C4B
oklch(42.7% 0.121 1.1)
-
Step 900
900
#68283E
oklch(37.6% 0.095 1.2)
-
Step 950
950
#3D1825
oklch(26.9% 0.06 359.8)
#B03A66 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) | #525767 | 0.175 |
| Deuteranopia (no green cones) | #716E63 | 0.159 |
| Tritanopia (no blue cones) | #BF2C4C | 0.046 |
| Achromatopsia (no color) | #666666 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B03A66
#B03A66
oklch(53% 0.157 1.2)
- #007D6F
#007D6F
oklch(52.9% 0.095 181.5)
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 #B03A66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.027
- Dark Rose #B5485D ΔE 0.038
- Light Maroon #A24857 ΔE 0.046
- Deep Rose #C74767 ΔE 0.056
- Dusty Red #B9484E ΔE 0.057
- Dark Pink #CB416B ΔE 0.058
- Raspberry #B00149 ΔE 0.062
- Dull Red #BB3F3F ΔE 0.065
Use #B03A66 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.