#B1909B
Closest named color: Rosy Brown (#BC8F8F). oklch(68.7% 0.042 356.3), rgb(177, 144, 155).
Aa
Black text reads best on this color (7.33:1).
About this color
#B1909B is a medium-light, muted pink. In OKLCH its lightness is 69%, its chroma 0.042 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Rosy Brown (#BC8F8F), ΔE 0.023 away. Black text reads best on it, at 7.33:1.
| Hue family | Pinks |
| Lightness | medium-light (69%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Rosy Brown (#BC8F8F) |
| Black text | 7.33:1 |
| White text | 2.86:1 |
Values
| HEX | #B1909B |
| RGB | rgb(177, 144, 155) |
| HSL | hsl(340, 17%, 63%) |
| OKLCH | oklch(68.7% 0.042 356.3) |
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 #B1909B | 2.86:1 | Fails | Lc -60.1 | Content text, not long reading |
| Black text on #B1909B | 7.33:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #B1909B text on white | 2.86:1 | Fails | Lc 54.8 | Large or bold text, headings |
| #B1909B text on black | 7.33:1 | AAA | Lc -47.0 | Large or bold text, headings |
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 400.
-
Step 50
50
#F7F4F5
oklch(97% 0.003 354.7)
-
Step 100
100
#EEE8EA
oklch(93.6% 0.007 354.8)
-
Step 200
200
#E2D5D9
oklch(88.5% 0.015 356.7)
-
Step 300
300
#D0BAC1
oklch(81% 0.027 356.5)
-
Step 400
400 (this color)
#B1909B
oklch(68.7% 0.042 356.3)
-
Step 500
500
#A57C8A
oklch(63.1% 0.054 356.5)
-
Step 600
600
#906574
oklch(55.6% 0.059 356.5)
-
Step 700
700
#7A5461
oklch(49.1% 0.054 357)
-
Step 800
800
#644550
oklch(42.8% 0.046 356.2)
-
Step 900
900
#513A42
oklch(37.7% 0.035 356.2)
-
Step 950
950
#302227
oklch(27.1% 0.023 355.5)
#B1909B 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) | #93959B | 0.046 |
| Deuteranopia (no green cones) | #9B9B9A | 0.043 |
| Tritanopia (no blue cones) | #B78F94 | 0.013 |
| Achromatopsia (no color) | #999999 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1909B
#B1909B
oklch(68.7% 0.042 356.3)
- #7FA399
#7FA399
oklch(68.6% 0.042 176.2)
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 #B1909B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rosy Brown #BC8F8F ΔE 0.023
- Grey Pink #C3909B ΔE 0.029
- Light Mauve #C292A1 ΔE 0.030
- Dusty Lavender #AC86A8 ΔE 0.039
- Heather #A484AC ΔE 0.053
- Old Rose #C87F89 ΔE 0.053
- Warm Grey #978A84 ΔE 0.055
- English Lavender #9D8189 ΔE 0.056
Use #B1909B 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.