#B3276A
Closest named color: Raspberry (#B00149). oklch(51.8% 0.183 356.9), rgb(179, 39, 106).
Aa
White text reads best on this color (6.14:1).
About this color
#B3276A is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.183 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.051 away. White text reads best on it, at 6.14:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.41:1 |
| White text | 6.14:1 |
Values
| HEX | #B3276A |
| RGB | rgb(179, 39, 106) |
| HSL | hsl(331, 64%, 43%) |
| OKLCH | oklch(51.8% 0.183 356.9) |
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 #B3276A | 6.14:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #B3276A | 3.41:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #B3276A text on white | 6.14:1 | AA | Lc 79.3 | Fine for body text |
| #B3276A text on black | 3.41:1 | AA large text | Lc -22.5 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F5CCD9
oklch(88.4% 0.049 357.1)
-
Step 300
300
#F0A9C1
oklch(80.9% 0.088 357.3)
-
Step 400
400
#E578A2
oklch(70.7% 0.142 356.9)
-
Step 500
500
#DA508B
oklch(63.2% 0.181 357.1)
-
Step 600
600
#C52B75
oklch(55.6% 0.197 356.9)
-
Step 700
700 (this color)
#B3276A
oklch(51.8% 0.183 356.9)
-
Step 800
800
#8A1B50
oklch(42.8% 0.152 357.1)
-
Step 900
900
#6F1E42
oklch(37.7% 0.119 357.2)
-
Step 950
950
#411327
oklch(26.9% 0.075 356.4)
#B3276A 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) | #46516C | 0.206 |
| Deuteranopia (no green cones) | #6C6B67 | 0.184 |
| Tritanopia (no blue cones) | #C20F45 | 0.060 |
| Achromatopsia (no color) | #616161 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3276A
#B3276A
oklch(51.8% 0.183 356.9)
- #007A67
#007A67
oklch(51.8% 0.096 176.8)
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 #B3276A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.051
- Violet Red #A50055 ΔE 0.053
- Light Burgundy #A8415B ΔE 0.055
- Deep Magenta #A0025C ΔE 0.058
- Medium Violet Red #C71585 ΔE 0.058
- Red Violet #9E0168 ΔE 0.062
- Dark Fuchsia #9D0759 ΔE 0.063
- Ruby #CA0147 ΔE 0.066
Use #B3276A 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.