#B42C4E
Closest named color: Rose Red (#BE013C). oklch(51.6% 0.172 11.4), rgb(180, 44, 78).
Aa
White text reads best on this color (6.15:1).
About this color
#B42C4E is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.172 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Rose Red (#BE013C), ΔE 0.035 away. White text reads best on it, at 6.15:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Rose Red (#BE013C) |
| Black text | 3.41:1 |
| White text | 6.15:1 |
Values
| HEX | #B42C4E |
| RGB | rgb(180, 44, 78) |
| HSL | hsl(345, 61%, 44%) |
| OKLCH | oklch(51.6% 0.172 11.4) |
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 #B42C4E | 6.15:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #B42C4E | 3.41:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #B42C4E text on white | 6.15:1 | AA | Lc 79.4 | Fine for body text |
| #B42C4E text on black | 3.41:1 | AA large text | Lc -22.4 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F6CDD1
oklch(88.4% 0.047 11.4)
-
Step 300
300
#F1ABB3
oklch(81% 0.083 11.5)
-
Step 400
400
#E67B8B
oklch(70.7% 0.133 11.6)
-
Step 500
500
#DC546F
oklch(63.2% 0.171 11.4)
-
Step 600
600
#C73257
oklch(55.6% 0.185 11.5)
-
Step 700
700 (this color)
#B42C4E
oklch(51.6% 0.172 11.4)
-
Step 800
800
#8B203B
oklch(42.7% 0.142 11.2)
-
Step 900
900
#702132
oklch(37.7% 0.111 11.5)
-
Step 950
950
#42151E
oklch(27% 0.07 10.9)
#B42C4E 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) | #50504E | 0.192 |
| Deuteranopia (no green cones) | #736B4B | 0.174 |
| Tritanopia (no blue cones) | #C5003A | 0.042 |
| Achromatopsia (no color) | #616161 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B42C4E
#B42C4E
oklch(51.6% 0.172 11.4)
- #007874
#007874
oklch(51.7% 0.089 190.7)
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 #B42C4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rose Red #BE013C ΔE 0.035
- Light Burgundy #A8415B ΔE 0.037
- Raspberry #B00149 ΔE 0.039
- Rouge #AB1239 ΔE 0.042
- Lipstick Red #C0022F ΔE 0.045
- Ruby #CA0147 ΔE 0.046
- Dark Rose #B5485D ΔE 0.047
- Dull Red #BB3F3F ΔE 0.048
Use #B42C4E 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.