#B33572
Closest named color: Light Burgundy (#A8415B). oklch(53.4% 0.171 354.8), rgb(179, 53, 114).
Aa
White text reads best on this color (5.72:1).
About this color
#B33572 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.171 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.049 away. White text reads best on it, at 5.72:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #B33572 |
| RGB | rgb(179, 53, 114) |
| HSL | hsl(331, 54%, 45%) |
| OKLCH | oklch(53.4% 0.171 354.8) |
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 #B33572 | 5.72:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #B33572 | 3.66:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #B33572 text on white | 5.72:1 | AA | Lc 77.6 | Fine for body text |
| #B33572 text on black | 3.66:1 | AA large text | Lc -24.2 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EA
oklch(93.6% 0.022 356.3)
-
Step 200
200
#F1CEDA
oklch(88.4% 0.042 355.3)
-
Step 300
300
#EAACC3
oklch(80.9% 0.078 354.9)
-
Step 400
400
#DC7FA5
oklch(70.8% 0.123 354.7)
-
Step 500
500
#D05B8E
oklch(63.2% 0.157 355.3)
-
Step 600
600 (this color)
#B33572
oklch(53.4% 0.171 354.8)
-
Step 700
700
#A12D65
oklch(49.1% 0.16 355.2)
-
Step 800
800
#822753
oklch(42.6% 0.132 354.4)
-
Step 900
900
#692644
oklch(37.7% 0.102 355.2)
-
Step 950
950
#3E1728
oklch(27% 0.065 355)
#B33572 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) | #4C5774 | 0.190 |
| Deuteranopia (no green cones) | #6F6F6F | 0.171 |
| Tritanopia (no blue cones) | #C1294F | 0.057 |
| Achromatopsia (no color) | #666666 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33572
#B33572
oklch(53.4% 0.171 354.8)
- #007F69
#007F69
oklch(53.2% 0.1 174.9)
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 #B33572, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.049
- Dark Rose #B5485D ΔE 0.056
- Medium Violet Red #C71585 ΔE 0.057
- Dark Pink #CB416B ΔE 0.060
- Deep Rose #C74767 ΔE 0.063
- Light Maroon #A24857 ΔE 0.068
- Raspberry #B00149 ΔE 0.069
- Violet Red #A50055 ΔE 0.071
Use #B33572 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.