#B3276E
Closest named color: Medium Violet Red (#C71585). oklch(52% 0.185 355.1), rgb(179, 39, 110).
Aa
White text reads best on this color (6.11:1).
About this color
#B3276E is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.185 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.053 away. White text reads best on it, at 6.11:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.43:1 |
| White text | 6.11:1 |
Values
| HEX | #B3276E |
| RGB | rgb(179, 39, 110) |
| HSL | hsl(330, 64%, 43%) |
| OKLCH | oklch(52% 0.185 355.1) |
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 #B3276E | 6.11:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #B3276E | 3.43:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #B3276E text on white | 6.11:1 | AA | Lc 79.2 | Fine for body text |
| #B3276E text on black | 3.43:1 | AA large text | Lc -22.6 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDB
oklch(88.5% 0.05 354.2)
-
Step 300
300
#F0A9C3
oklch(81% 0.089 355.6)
-
Step 400
400
#E478A5
oklch(70.7% 0.142 355)
-
Step 500
500
#D94F8F
oklch(63.1% 0.183 354.9)
-
Step 600
600
#C42B79
oklch(55.6% 0.198 355)
-
Step 700
700 (this color)
#B3276E
oklch(52% 0.185 355.1)
-
Step 800
800
#891B53
oklch(42.7% 0.152 355)
-
Step 900
900
#6F1E45
oklch(37.8% 0.12 354.9)
-
Step 950
950
#411328
oklch(26.9% 0.076 355.1)
#B3276E 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) | #445170 | 0.208 |
| Deuteranopia (no green cones) | #6B6B6B | 0.185 |
| Tritanopia (no blue cones) | #C21347 | 0.064 |
| Achromatopsia (no color) | #626262 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3276E
#B3276E
oklch(52% 0.185 355.1)
- #007B66
#007B66
oklch(52% 0.098 175.2)
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 #B3276E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.053
- Violet Red #A50055 ΔE 0.055
- Raspberry #B00149 ΔE 0.057
- Deep Magenta #A0025C ΔE 0.059
- Light Burgundy #A8415B ΔE 0.059
- Red Violet #9E0168 ΔE 0.061
- Dark Fuchsia #9D0759 ΔE 0.064
- Dark Rose #B5485D ΔE 0.070
Use #B3276E 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.