#B0505A
Closest named color: Dark Rose (#B5485D). oklch(55.5% 0.125 15.7), rgb(176, 80, 90).
Aa
White text reads best on this color (5.07:1).
About this color
#B0505A is a medium-dark, moderately saturated red. In OKLCH its lightness is 56%, its chroma 0.125 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.020 away. White text reads best on it, at 5.07:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.125) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 4.14:1 |
| White text | 5.07:1 |
Values
| HEX | #B0505A |
| RGB | rgb(176, 80, 90) |
| HSL | hsl(354, 38%, 50%) |
| OKLCH | oklch(55.5% 0.125 15.7) |
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 #B0505A | 5.07:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #B0505A | 4.14:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #B0505A text on white | 5.07:1 | AA | Lc 74.5 | Content text, not long reading |
| #B0505A text on black | 4.14:1 | AA large text | Lc -27.2 | 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
#FAF3F4
oklch(97% 0.008 7.3)
-
Step 100
100
#F5E6E6
oklch(93.7% 0.016 17.4)
-
Step 200
200
#EDD1D2
oklch(88.4% 0.031 15.3)
-
Step 300
300
#E3B2B4
oklch(80.8% 0.057 15.7)
-
Step 400
400
#D3898E
oklch(70.7% 0.091 15.2)
-
Step 500
500
#C56A72
oklch(63% 0.116 15.4)
-
Step 600
600 (this color)
#B0505A
oklch(55.5% 0.125 15.7)
-
Step 700
700
#97404A
oklch(49% 0.117 15.4)
-
Step 800
800
#7B363D
oklch(42.8% 0.096 15.8)
-
Step 900
900
#632F34
oklch(37.6% 0.075 15.3)
-
Step 950
950
#3A1C1F
oklch(26.9% 0.047 14.4)
#B0505A 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) | #65625A | 0.136 |
| Deuteranopia (no green cones) | #7D7658 | 0.127 |
| Tritanopia (no blue cones) | #BF4354 | 0.034 |
| Achromatopsia (no color) | #6E6E6E | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0505A
#B0505A
oklch(55.5% 0.125 15.7)
- #008485
#008485
oklch(55.6% 0.095 195.7)
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 #B0505A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.020
- Dusty Red #B9484E ΔE 0.023
- Light Maroon #A24857 ΔE 0.035
- Light Burgundy #A8415B ΔE 0.039
- Dull Red #BB3F3F ΔE 0.042
- Deep Rose #C74767 ΔE 0.050
- Dusky Rose #BA6873 ΔE 0.062
- Dark Coral #CF524E ΔE 0.063
Use #B0505A 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.