#B2104A
Closest named color: Raspberry (#B00149). oklch(49.4% 0.19 9.2), rgb(178, 16, 74).
Aa
White text reads best on this color (6.84:1).
About this color
#B2104A is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.190 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.010 away. White text reads best on it, at 6.84:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.06:1 |
| White text | 6.84:1 |
Values
| HEX | #B2104A |
| RGB | rgb(178, 16, 74) |
| HSL | hsl(339, 84%, 38%) |
| OKLCH | oklch(49.4% 0.19 9.2) |
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 #B2104A | 6.84:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #B2104A | 3.06:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #B2104A text on white | 6.84:1 | AA | Lc 81.6 | Fine for body text |
| #B2104A text on black | 3.06:1 | AA large text | Lc -20.3 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E6
oklch(93.6% 0.027 9)
-
Step 200
200
#F9CCD2
oklch(88.6% 0.051 9.2)
-
Step 300
300
#F5A8B4
oklch(80.9% 0.092 9.1)
-
Step 400
400
#EC768D
oklch(70.8% 0.147 9.3)
-
Step 500
500
#E24B71
oklch(63.1% 0.188 9.2)
-
Step 600
600
#CD2259
oklch(55.6% 0.204 9.4)
-
Step 700
700 (this color)
#B2104A
oklch(49.4% 0.19 9.2)
-
Step 800
800
#90143C
oklch(42.8% 0.157 9.4)
-
Step 900
900
#741B33
oklch(37.8% 0.123 9.6)
-
Step 950
950
#44121E
oklch(27% 0.077 9.5)
#B2104A 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) | #45464B | 0.215 |
| Deuteranopia (no green cones) | #6D6546 | 0.193 |
| Tritanopia (no blue cones) | #C3002D | 0.051 |
| Achromatopsia (no color) | #5A5A5A | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2104A
#B2104A
oklch(49.4% 0.19 9.2)
- #00716C
#00716C
oklch(49.5% 0.086 189.4)
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 #B2104A, closest first.
No curated palette has a color within ΔE 0.04 of #B2104A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.010
- Rouge #AB1239 ΔE 0.028
- Rose Red #BE013C ΔE 0.031
- Violet Red #A50055 ΔE 0.039
- Lipstick Red #C0022F ΔE 0.045
- Ruby #CA0147 ΔE 0.049
- Cranberry #9E003A ΔE 0.050
- Berry #990F4B ΔE 0.055
Use #B2104A 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.