#B74581
Closest named color: Dark Pink (#CB416B). oklch(56.3% 0.16 350.8), rgb(183, 69, 129).
Aa
White text reads best on this color (5.02:1).
About this color
#B74581 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.160 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.051 away. White text reads best on it, at 5.02:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.160) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 4.18:1 |
| White text | 5.02:1 |
Values
| HEX | #B74581 |
| RGB | rgb(183, 69, 129) |
| HSL | hsl(328, 45%, 49%) |
| OKLCH | oklch(56.3% 0.16 350.8) |
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 #B74581 | 5.02:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #B74581 | 4.18:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #B74581 text on white | 5.02:1 | AA | Lc 74.0 | Content text, not long reading |
| #B74581 text on black | 4.18:1 | AA large text | Lc -27.7 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E4EB
oklch(93.5% 0.022 351.9)
-
Step 200
200
#EFCFDC
oklch(88.5% 0.04 351.5)
-
Step 300
300
#E6AEC6
oklch(80.9% 0.072 351.3)
-
Step 400
400
#D782AA
oklch(70.8% 0.115 350.8)
-
Step 500
500
#CA5F95
oklch(63.1% 0.149 350.7)
-
Step 600
600 (this color)
#B74581
oklch(56.3% 0.16 350.8)
-
Step 700
700
#9B346B
oklch(49.1% 0.148 350.9)
-
Step 800
800
#7E2C57
oklch(42.7% 0.123 351.1)
-
Step 900
900
#662948
oklch(37.8% 0.096 351)
-
Step 950
950
#3C182A
oklch(26.9% 0.062 350.8)
#B74581 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) | #556283 | 0.175 |
| Deuteranopia (no green cones) | #74777E | 0.159 |
| Tritanopia (no blue cones) | #C4405D | 0.059 |
| Achromatopsia (no color) | #6F6F6F | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B74581
#B74581
oklch(56.3% 0.16 350.8)
- #008A6C
#008A6C
oklch(56.4% 0.111 170.5)
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 #B74581, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.051
- Deep Rose #C74767 ΔE 0.054
- Light Plum #9D5783 ΔE 0.056
- Dark Rose #B5485D ΔE 0.057
- Medium Violet Red #C71585 ΔE 0.062
- Light Burgundy #A8415B ΔE 0.064
- Light Maroon #A24857 ΔE 0.077
- Dusty Red #B9484E ΔE 0.079
Use #B74581 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.