#B1315C
Closest named color: Light Burgundy (#A8415B). oklch(51.9% 0.166 4.8), rgb(177, 49, 92).
Aa
White text reads best on this color (6.06:1).
About this color
#B1315C is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.166 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.030 away. White text reads best on it, at 6.06:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.46:1 |
| White text | 6.06:1 |
Values
| HEX | #B1315C |
| RGB | rgb(177, 49, 92) |
| HSL | hsl(340, 57%, 44%) |
| OKLCH | oklch(51.9% 0.166 4.8) |
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 #B1315C | 6.06:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #B1315C | 3.46:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #B1315C text on white | 6.06:1 | AA | Lc 79.2 | Fine for body text |
| #B1315C text on black | 3.46:1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F9E4E8
oklch(93.7% 0.024 4.5)
-
Step 200
200
#F4CDD5
oklch(88.4% 0.045 4.2)
-
Step 300
300
#EEABBA
oklch(80.8% 0.081 4.3)
-
Step 400
400
#E37C96
oklch(70.7% 0.13 4.8)
-
Step 500
500
#D7567C
oklch(63% 0.165 4.8)
-
Step 600
600
#C23665
oklch(55.5% 0.179 4.9)
-
Step 700
700 (this color)
#B1315C
oklch(51.9% 0.166 4.8)
-
Step 800
800
#882345
oklch(42.7% 0.138 4.9)
-
Step 900
900
#6D233A
oklch(37.6% 0.107 4.7)
-
Step 950
950
#411622
oklch(27.1% 0.068 5.4)
#B1315C 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) | #4F525D | 0.186 |
| Deuteranopia (no green cones) | #706C59 | 0.171 |
| Tritanopia (no blue cones) | #C11943 | 0.045 |
| Achromatopsia (no color) | #626262 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1315C
#B1315C
oklch(51.9% 0.166 4.8)
- #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 #B1315C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.030
- Dark Rose #B5485D ΔE 0.045
- Raspberry #B00149 ΔE 0.045
- Light Maroon #A24857 ΔE 0.050
- Rose Red #BE013C ΔE 0.052
- Rouge #AB1239 ΔE 0.055
- Ruby #CA0147 ΔE 0.057
- Dusty Red #B9484E ΔE 0.058
Use #B1315C 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.