#B53346
Closest named color: Dull Red (#BB3F3F). oklch(52.2% 0.166 16.9), rgb(181, 51, 70).
Aa
White text reads best on this color (5.95:1).
About this color
#B53346 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.166 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.030 away. White text reads best on it, at 5.95:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.52:1 |
| White text | 5.95:1 |
Values
| HEX | #B53346 |
| RGB | rgb(181, 51, 70) |
| HSL | hsl(351, 56%, 45%) |
| OKLCH | oklch(52.2% 0.166 16.9) |
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 #B53346 | 5.95:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #B53346 | 3.52:1 | AA large text | Lc 25.4 | Dividers and decoration only |
| #B53346 text on white | 5.95:1 | AA | Lc 78.6 | Fine for body text |
| #B53346 text on black | 3.52:1 | AA large text | Lc -23.2 | 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 700.
-
Step 50
50
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E4
oklch(93.6% 0.023 17.6)
-
Step 200
200
#F5CECF
oklch(88.5% 0.044 16.3)
-
Step 300
300
#F0ACAE
oklch(80.9% 0.08 17)
-
Step 400
400
#E57D84
oklch(70.7% 0.128 16.6)
-
Step 500
500
#DA5865
oklch(63.1% 0.163 17.1)
-
Step 600
600
#C5374C
oklch(55.5% 0.178 17)
-
Step 700
700 (this color)
#B53346
oklch(52.2% 0.166 16.9)
-
Step 800
800
#8A2333
oklch(42.6% 0.137 16.7)
-
Step 900
900
#6F242D
oklch(37.7% 0.106 16.8)
-
Step 950
950
#42161A
oklch(27.1% 0.068 17.4)
#B53346 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) | #565246 | 0.182 |
| Deuteranopia (no green cones) | #776E42 | 0.168 |
| Tritanopia (no blue cones) | #C60C3B | 0.041 |
| Achromatopsia (no color) | #646464 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B53346
#B53346
oklch(52.2% 0.166 16.9)
- #00797B
#00797B
oklch(52.2% 0.089 196.8)
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 #B53346, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.030
- Light Burgundy #A8415B ΔE 0.038
- Dusty Red #B9484E ΔE 0.039
- Rose Red #BE013C ΔE 0.040
- Dark Rose #B5485D ΔE 0.041
- Firebrick #B22222 ΔE 0.042
- Lipstick Red #C0022F ΔE 0.042
- Light Maroon #A24857 ΔE 0.048
Use #B53346 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.