#B03A4A
Closest named color: Light Burgundy (#A8415B). oklch(52.2% 0.153 16.4), rgb(176, 58, 74).
Aa
White text reads best on this color (5.91:1).
About this color
#B03A4A is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.153 and its hue 16°. 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 5.91:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.55:1 |
| White text | 5.91:1 |
Values
| HEX | #B03A4A |
| RGB | rgb(176, 58, 74) |
| HSL | hsl(352, 50%, 46%) |
| OKLCH | oklch(52.2% 0.153 16.4) |
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 #B03A4A | 5.91:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #B03A4A | 3.55:1 | AA large text | Lc 25.4 | Dividers and decoration only |
| #B03A4A text on white | 5.91:1 | AA | Lc 78.7 | Fine for body text |
| #B03A4A text on black | 3.55:1 | AA large text | Lc -23.1 | 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
#F8E4E5
oklch(93.5% 0.022 14.1)
-
Step 200
200
#F3CFD0
oklch(88.5% 0.041 16)
-
Step 300
300
#EDAEB0
oklch(81% 0.074 16.7)
-
Step 400
400
#E08187
oklch(70.7% 0.117 16.5)
-
Step 500
500
#D55D69
oklch(63.1% 0.151 16.4)
-
Step 600
600
#C03F51
oklch(55.6% 0.164 16.2)
-
Step 700
700 (this color)
#B03A4A
oklch(52.2% 0.153 16.4)
-
Step 800
800
#862936
oklch(42.6% 0.126 16.3)
-
Step 900
900
#6C272F
oklch(37.7% 0.098 16.2)
-
Step 950
950
#40181C
oklch(27.1% 0.062 16.1)
#B03A4A 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) | #58554A | 0.167 |
| Deuteranopia (no green cones) | #766D47 | 0.154 |
| Tritanopia (no blue cones) | #C02141 | 0.039 |
| Achromatopsia (no color) | #646464 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B03A4A
#B03A4A
oklch(52.2% 0.153 16.4)
- #00797B
#00797B
oklch(52.2% 0.089 196.8)
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 #B03A4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.027
- Dull Red #BB3F3F ΔE 0.031
- Dark Rose #B5485D ΔE 0.034
- Dusty Red #B9484E ΔE 0.035
- Light Maroon #A24857 ΔE 0.035
- Firebrick #B22222 ΔE 0.048
- Brown #A52A2A ΔE 0.049
- Rose Red #BE013C ΔE 0.052
Use #B03A4A 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.