#B2237F
Closest named color: Medium Violet Red (#C71585). oklch(52.2% 0.196 346.9), rgb(178, 35, 127).
Aa
White text reads best on this color (6.10:1).
About this color
#B2237F is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.196 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.042 away. White text reads best on it, at 6.10:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.43:1 |
| White text | 6.10:1 |
Values
| HEX | #B2237F |
| RGB | rgb(178, 35, 127) |
| HSL | hsl(321, 67%, 42%) |
| OKLCH | oklch(52.2% 0.196 346.9) |
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 #B2237F | 6.10:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #B2237F | 3.43:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #B2237F text on white | 6.10:1 | AA | Lc 79.0 | Fine for body text |
| #B2237F text on black | 3.43:1 | AA large text | Lc -22.8 | 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 700.
-
Step 50
50
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F9E3ED
oklch(93.6% 0.027 348.3)
-
Step 200
200
#F4CCE0
oklch(88.5% 0.052 346.6)
-
Step 300
300
#EEA8CD
oklch(80.9% 0.094 346.4)
-
Step 400
400
#E376B3
oklch(70.8% 0.152 347)
-
Step 500
500
#D74CA0
oklch(63.1% 0.194 346.8)
-
Step 600
600
#C2258B
oklch(55.5% 0.211 346.7)
-
Step 700
700 (this color)
#B2237F
oklch(52.2% 0.196 346.9)
-
Step 800
800
#881760
oklch(42.8% 0.162 346.9)
-
Step 900
900
#6E1C4E
oklch(37.8% 0.127 347.4)
-
Step 950
950
#41122E
oklch(27% 0.081 347.1)
#B2237F 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) | #3A5281 | 0.220 |
| Deuteranopia (no green cones) | #656B7C | 0.192 |
| Tritanopia (no blue cones) | #BF1D4F | 0.080 |
| Achromatopsia (no color) | #626262 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2237F
#B2237F
oklch(52.2% 0.196 346.9)
- #007D5C
#007D5C
oklch(52.3% 0.108 166.6)
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 #B2237F, closest first.
No curated palette has a color within ΔE 0.04 of #B2237F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.042
- Red Violet #9E0168 ΔE 0.061
- Warm Purple #952E8F ΔE 0.064
- Deep Magenta #A0025C ΔE 0.068
- Violet Red #A50055 ΔE 0.071
- Dark Fuchsia #9D0759 ΔE 0.075
- Raspberry #B00149 ΔE 0.081
- Light Burgundy #A8415B ΔE 0.083
Use #B2237F 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.