#B3377C
Closest named color: Medium Violet Red (#C71585). oklch(53.9% 0.173 350.2), rgb(179, 55, 124).
Aa
White text reads best on this color (5.59:1).
About this color
#B3377C is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.173 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.050 away. White text reads best on it, at 5.59:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.173) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.75:1 |
| White text | 5.59:1 |
Values
| HEX | #B3377C |
| RGB | rgb(179, 55, 124) |
| HSL | hsl(327, 53%, 46%) |
| OKLCH | oklch(53.9% 0.173 350.2) |
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 #B3377C | 5.59:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #B3377C | 3.75:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #B3377C text on white | 5.59:1 | AA | Lc 77.0 | Fine for body text |
| #B3377C text on black | 3.75:1 | AA large text | Lc -24.8 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F7E4EC
oklch(93.6% 0.023 350.1)
-
Step 200
200
#F1CEDD
oklch(88.5% 0.044 350.3)
-
Step 300
300
#E8ACC7
oklch(80.8% 0.078 350.3)
-
Step 400
400
#DA7FAB
oklch(70.7% 0.124 350.3)
-
Step 500
500
#CE5B97
oklch(63.2% 0.16 350.1)
-
Step 600
600 (this color)
#B3377C
oklch(53.9% 0.173 350.2)
-
Step 700
700
#9F2E6D
oklch(49.2% 0.161 350.4)
-
Step 800
800
#812759
oklch(42.7% 0.134 350)
-
Step 900
900
#682649
oklch(37.7% 0.103 350.3)
-
Step 950
950
#3D172B
oklch(27% 0.066 349.6)
#B3377C 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) | #4A5A7E | 0.192 |
| Deuteranopia (no green cones) | #6D7079 | 0.171 |
| Tritanopia (no blue cones) | #C03055 | 0.064 |
| Achromatopsia (no color) | #686868 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3377C
#B3377C
oklch(53.9% 0.173 350.2)
- #008265
#008265
oklch(54% 0.107 170.1)
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 #B3377C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.050
- Light Burgundy #A8415B ΔE 0.061
- Dark Pink #CB416B ΔE 0.065
- Dark Rose #B5485D ΔE 0.066
- Light Plum #9D5783 ΔE 0.069
- Deep Rose #C74767 ΔE 0.069
- Warm Purple #952E8F ΔE 0.077
- Light Maroon #A24857 ΔE 0.078
Use #B3377C 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.