#B34257
Closest named color: Dark Rose (#B5485D). oklch(54% 0.147 12.3), rgb(179, 66, 87).
Aa
White text reads best on this color (5.47:1).
About this color
#B34257 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.147 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.014 away. White text reads best on it, at 5.47:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #B34257 |
| RGB | rgb(179, 66, 87) |
| HSL | hsl(349, 46%, 48%) |
| OKLCH | oklch(54% 0.147 12.3) |
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 #B34257 | 5.47:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #B34257 | 3.83:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #B34257 text on white | 5.47:1 | AA | Lc 76.6 | Fine for body text |
| #B34257 text on black | 3.83:1 | AA large text | Lc -25.2 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F6E5E6
oklch(93.6% 0.019 13.4)
-
Step 200
200
#F0D0D2
oklch(88.5% 0.036 13.6)
-
Step 300
300
#E8B0B5
oklch(81% 0.066 12.7)
-
Step 400
400
#DA848F
oklch(70.7% 0.106 11.9)
-
Step 500
500
#CD6373
oklch(63.1% 0.135 12.3)
-
Step 600
600 (this color)
#B34257
oklch(54% 0.147 12.3)
-
Step 700
700
#9F384B
oklch(49.2% 0.137 12.6)
-
Step 800
800
#812F3E
oklch(42.7% 0.113 12.2)
-
Step 900
900
#682B35
oklch(37.8% 0.088 12.1)
-
Step 950
950
#3D1A1F
oklch(27% 0.055 12.5)
#B34257 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) | #5C5B57 | 0.162 |
| Deuteranopia (no green cones) | #797254 | 0.150 |
| Tritanopia (no blue cones) | #C3304A | 0.037 |
| Achromatopsia (no color) | #696969 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B34257
#B34257
oklch(54% 0.147 12.3)
- #007F7D
#007F7D
oklch(53.9% 0.092 192.8)
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 #B34257, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.014
- Light Burgundy #A8415B ΔE 0.023
- Dusty Red #B9484E ΔE 0.025
- Light Maroon #A24857 ΔE 0.033
- Dull Red #BB3F3F ΔE 0.034
- Deep Rose #C74767 ΔE 0.046
- Dark Pink #CB416B ΔE 0.054
- Rose Red #BE013C ΔE 0.065
Use #B34257 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.