#B1557A
Closest named color: Light Plum (#9D5783). oklch(57.3% 0.126 356.5), rgb(177, 85, 122).
Aa
White text reads best on this color (4.71:1).
About this color
#B1557A is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.126 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.039 away. White text reads best on it, at 4.71:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.44:1 |
| White text | 4.71:1 |
Values
| HEX | #B1557A |
| RGB | rgb(177, 85, 122) |
| HSL | hsl(336, 37%, 51%) |
| OKLCH | oklch(57.3% 0.126 356.5) |
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 #B1557A | 4.71:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #B1557A | 4.44:1 | AA large text | Lc 31.7 | Non-text elements, placeholder text |
| #B1557A text on white | 4.71:1 | AA | Lc 72.3 | Content text, not long reading |
| #B1557A text on black | 4.44:1 | AA large text | Lc -29.3 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E6EA
oklch(93.7% 0.016 358.1)
-
Step 200
200
#ECD1D9
oklch(88.5% 0.032 357.9)
-
Step 300
300
#E0B2C1
oklch(80.9% 0.057 357)
-
Step 400
400
#CF89A2
oklch(70.8% 0.091 356.6)
-
Step 500
500
#C06A8B
oklch(63.1% 0.116 356.5)
-
Step 600
600 (this color)
#B1557A
oklch(57.3% 0.126 356.5)
-
Step 700
700
#934062
oklch(49.1% 0.118 356.6)
-
Step 800
800
#773550
oklch(42.6% 0.098 356.3)
-
Step 900
900
#612F42
oklch(37.7% 0.076 357.3)
-
Step 950
950
#391C27
oklch(27.1% 0.048 356.6)
#B1557A 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) | #62697B | 0.139 |
| Deuteranopia (no green cones) | #7A7A78 | 0.128 |
| Tritanopia (no blue cones) | #BD4F63 | 0.039 |
| Achromatopsia (no color) | #737373 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1557A
#B1557A
oklch(57.3% 0.126 356.5)
- #008C76
#008C76
oklch(57.2% 0.107 176.4)
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 #B1557A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.039
- Dark Rose #B5485D ΔE 0.043
- Deep Rose #C74767 ΔE 0.049
- Dusky Rose #BA6873 ΔE 0.055
- Dark Pink #CB416B ΔE 0.056
- Light Burgundy #A8415B ΔE 0.058
- Light Maroon #A24857 ΔE 0.061
- Dusty Red #B9484E ΔE 0.062
Use #B1557A 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.