#B4454B
Closest named color: Dusty Red (#B9484E). oklch(54.3% 0.144 20.1), rgb(180, 69, 75).
Aa
White text reads best on this color (5.39:1).
About this color
#B4454B is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.144 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Red (#B9484E), ΔE 0.013 away. White text reads best on it, at 5.39:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Dusty Red (#B9484E) |
| Black text | 3.89:1 |
| White text | 5.39:1 |
Values
| HEX | #B4454B |
| RGB | rgb(180, 69, 75) |
| HSL | hsl(357, 45%, 49%) |
| OKLCH | oklch(54.3% 0.144 20.1) |
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 #B4454B | 5.39:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #B4454B | 3.89:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #B4454B text on white | 5.39:1 | AA | Lc 76.1 | Fine for body text |
| #B4454B text on black | 3.89:1 | AA large text | Lc -25.6 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F0D0CF
oklch(88.4% 0.036 20)
-
Step 300
300
#E8B0AF
oklch(80.8% 0.066 19.8)
-
Step 400
400
#DA8685
oklch(70.8% 0.104 20.7)
-
Step 500
500
#CD6567
oklch(63.1% 0.132 20.4)
-
Step 600
600 (this color)
#B4454B
oklch(54.3% 0.144 20.1)
-
Step 700
700
#9F3A40
oklch(49.2% 0.134 20.1)
-
Step 800
800
#813135
oklch(42.8% 0.111 20.1)
-
Step 900
900
#682C2E
oklch(37.7% 0.086 20.1)
-
Step 950
950
#3D1A1B
oklch(26.9% 0.055 19.7)
#B4454B 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) | #605C4A | 0.157 |
| Deuteranopia (no green cones) | #7C7348 | 0.145 |
| Tritanopia (no blue cones) | #C53048 | 0.041 |
| Achromatopsia (no color) | #6A6A6A | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4454B
#B4454B
oklch(54.3% 0.144 20.1)
- #007F85
#007F85
oklch(54.2% 0.092 200.6)
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 #B4454B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Red #B9484E ΔE 0.013
- Dull Red #BB3F3F ΔE 0.019
- Dark Rose #B5485D ΔE 0.024
- Light Maroon #A24857 ΔE 0.037
- Light Burgundy #A8415B ΔE 0.038
- Deep Rose #C74767 ΔE 0.054
- Sinopia #BB3E03 ΔE 0.058
- Firebrick #B22222 ΔE 0.061
Use #B4454B 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.