#BB304D
Closest named color: Dull Red (#BB3F3F). oklch(53.2% 0.175 13.8), rgb(187, 48, 77).
Aa
White text reads best on this color (5.76:1).
About this color
#BB304D is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.175 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.036 away. White text reads best on it, at 5.76:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.175) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #BB304D |
| RGB | rgb(187, 48, 77) |
| HSL | hsl(347, 59%, 46%) |
| OKLCH | oklch(53.2% 0.175 13.8) |
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 #BB304D | 5.76:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #BB304D | 3.64:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #BB304D text on white | 5.76:1 | AA | Lc 77.6 | Fine for body text |
| #BB304D text on black | 3.64:1 | AA large text | Lc -24.2 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F9E4E5
oklch(93.6% 0.023 14.3)
-
Step 200
200
#F5CED0
oklch(88.5% 0.044 14.5)
-
Step 300
300
#EFACB1
oklch(80.9% 0.079 14)
-
Step 400
400
#E37E89
oklch(70.7% 0.125 13.8)
-
Step 500
500
#D8596C
oklch(63.1% 0.16 13.8)
-
Step 600
600 (this color)
#BB304D
oklch(53.2% 0.175 13.8)
-
Step 700
700
#A82944
oklch(49% 0.163 13.7)
-
Step 800
800
#892538
oklch(42.8% 0.134 14.1)
-
Step 900
900
#6E2430
oklch(37.6% 0.105 14.1)
-
Step 950
950
#41161D
oklch(27% 0.067 12.8)
#BB304D 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) | #55534D | 0.195 |
| Deuteranopia (no green cones) | #797049 | 0.177 |
| Tritanopia (no blue cones) | #CD003C | 0.043 |
| Achromatopsia (no color) | #666666 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB304D
#BB304D
oklch(53.2% 0.175 13.8)
- #007C7B
#007C7B
oklch(53% 0.091 193.8)
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 #BB304D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.036
- Rose Red #BE013C ΔE 0.037
- Ruby #CA0147 ΔE 0.039
- Dark Rose #B5485D ΔE 0.039
- Dusty Red #B9484E ΔE 0.041
- Light Burgundy #A8415B ΔE 0.042
- Lipstick Red #C0022F ΔE 0.042
- Cherry #CF0234 ΔE 0.048
Use #BB304D 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.