#B5275A
Closest named color: Raspberry (#B00149). oklch(51.7% 0.18 5), rgb(181, 39, 90).
Aa
White text reads best on this color (6.17:1).
About this color
#B5275A is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.180 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.036 away. White text reads best on it, at 6.17:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.180) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #B5275A |
| RGB | rgb(181, 39, 90) |
| HSL | hsl(338, 65%, 43%) |
| OKLCH | oklch(51.7% 0.18 5) |
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 #B5275A | 6.17:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #B5275A | 3.40:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #B5275A text on white | 6.17:1 | AA | Lc 79.4 | Fine for body text |
| #B5275A text on black | 3.40:1 | AA large text | Lc -22.4 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E7
oklch(93.6% 0.026 5.7)
-
Step 200
200
#F6CDD5
oklch(88.6% 0.047 4.9)
-
Step 300
300
#F2A9B9
oklch(80.9% 0.088 4.8)
-
Step 400
400
#E77995
oklch(70.8% 0.138 5.1)
-
Step 500
500
#DC507B
oklch(63% 0.178 4.8)
-
Step 600
600
#C82C64
oklch(55.7% 0.194 5.1)
-
Step 700
700 (this color)
#B5275A
oklch(51.7% 0.18 5)
-
Step 800
800
#8C1C44
oklch(42.8% 0.149 5.1)
-
Step 900
900
#701F39
oklch(37.6% 0.115 5.1)
-
Step 950
950
#421422
oklch(27% 0.073 4.5)
#B5275A 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) | #4B4F5B | 0.203 |
| Deuteranopia (no green cones) | #716B57 | 0.182 |
| Tritanopia (no blue cones) | #C5003D | 0.049 |
| Achromatopsia (no color) | #616161 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5275A
#B5275A
oklch(51.7% 0.18 5)
- #00796F
#00796F
oklch(51.8% 0.091 184.8)
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 #B5275A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.036
- Light Burgundy #A8415B ΔE 0.044
- Rose Red #BE013C ΔE 0.044
- Ruby #CA0147 ΔE 0.048
- Rouge #AB1239 ΔE 0.052
- Violet Red #A50055 ΔE 0.053
- Dark Rose #B5485D ΔE 0.055
- Lipstick Red #C0022F ΔE 0.058
Use #B5275A 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.