#B63C4E
Closest named color: Dusty Red (#B9484E). oklch(53.6% 0.157 15.6), rgb(182, 60, 78).
Aa
White text reads best on this color (5.60:1).
About this color
#B63C4E is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.157 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.025 away. White text reads best on it, at 5.60:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 3.74:1 |
| White text | 5.60:1 |
Values
| HEX | #B63C4E |
| RGB | rgb(182, 60, 78) |
| HSL | hsl(351, 50%, 47%) |
| OKLCH | oklch(53.6% 0.157 15.6) |
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 #B63C4E | 5.60:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #B63C4E | 3.74:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #B63C4E text on white | 5.60:1 | AA | Lc 77.1 | Fine for body text |
| #B63C4E text on black | 3.74:1 | AA large text | Lc -24.7 | 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
#F7E5E5
oklch(93.6% 0.02 17.5)
-
Step 200
200
#F2CFD0
oklch(88.4% 0.039 16)
-
Step 300
300
#EBAFB1
oklch(81% 0.07 16.5)
-
Step 400
400
#DE8289
oklch(70.7% 0.114 15.5)
-
Step 500
500
#D2606C
oklch(63.2% 0.144 15.7)
-
Step 600
600 (this color)
#B63C4E
oklch(53.6% 0.157 15.6)
-
Step 700
700
#A33344
oklch(49.1% 0.147 15.7)
-
Step 800
800
#842C38
oklch(42.7% 0.121 15.8)
-
Step 900
900
#6A2930
oklch(37.7% 0.093 16.2)
-
Step 950
950
#3F191C
oklch(27.1% 0.059 17)
#B63C4E 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) | #5A584E | 0.173 |
| Deuteranopia (no green cones) | #7A714B | 0.158 |
| Tritanopia (no blue cones) | #C72343 | 0.040 |
| Achromatopsia (no color) | #686868 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B63C4E
#B63C4E
oklch(53.6% 0.157 15.6)
- #007D7E
#007D7E
oklch(53.4% 0.091 195.8)
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 #B63C4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.025
- Dark Rose #B5485D ΔE 0.025
- Dull Red #BB3F3F ΔE 0.025
- Light Burgundy #A8415B ΔE 0.032
- Light Maroon #A24857 ΔE 0.041
- Deep Rose #C74767 ΔE 0.051
- Rose Red #BE013C ΔE 0.053
- Firebrick #B22222 ΔE 0.056
Use #B63C4E 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.