#B7104B
Closest named color: Raspberry (#B00149). oklch(50.3% 0.194 9.7), rgb(183, 16, 75).
Aa
White text reads best on this color (6.58:1).
About this color
#B7104B is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.194 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.019 away. White text reads best on it, at 6.58:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.18:1 |
| White text | 6.58:1 |
Values
| HEX | #B7104B |
| RGB | rgb(183, 16, 75) |
| HSL | hsl(339, 84%, 39%) |
| OKLCH | oklch(50.3% 0.194 9.7) |
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 #B7104B | 6.58:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #B7104B | 3.18:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #B7104B text on white | 6.58:1 | AA | Lc 80.5 | Fine for body text |
| #B7104B text on black | 3.18:1 | AA large text | Lc -21.3 | 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
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FBE3E6
oklch(93.6% 0.027 9)
-
Step 200
200
#F9CCD1
oklch(88.5% 0.051 10.7)
-
Step 300
300
#F6A7B3
oklch(80.8% 0.094 9.4)
-
Step 400
400
#ED748C
oklch(70.6% 0.15 9.3)
-
Step 500
500
#E4486F
oklch(63.1% 0.193 9.7)
-
Step 600
600
#CF1C58
oklch(55.6% 0.209 9.5)
-
Step 700
700 (this color)
#B7104B
oklch(50.3% 0.194 9.7)
-
Step 800
800
#91103B
oklch(42.7% 0.161 9.7)
-
Step 900
900
#751932
oklch(37.7% 0.126 10)
-
Step 950
950
#45111E
oklch(27% 0.08 9.2)
#B7104B 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) | #47484C | 0.220 |
| Deuteranopia (no green cones) | #706847 | 0.198 |
| Tritanopia (no blue cones) | #C9002E | 0.052 |
| Achromatopsia (no color) | #5D5D5D | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B7104B
#B7104B
oklch(50.3% 0.194 9.7)
- #00746F
#00746F
oklch(50.4% 0.087 189.5)
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 #B7104B, closest first.
No curated palette has a color within ΔE 0.04 of #B7104B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.019
- Rose Red #BE013C ΔE 0.024
- Rouge #AB1239 ΔE 0.035
- Ruby #CA0147 ΔE 0.039
- Lipstick Red #C0022F ΔE 0.040
- Violet Red #A50055 ΔE 0.048
- Scarlet #BE0119 ΔE 0.057
- Firebrick #B22222 ΔE 0.058
Use #B7104B 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.