#903057
Closest named color: Berry (#990F4B). oklch(46.1% 0.135 358.7), rgb(144, 48, 87).
Aa
White text reads best on this color (7.64:1).
About this color
#903057 is a medium-dark, moderately saturated red. In OKLCH its lightness is 46%, its chroma 0.135 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Berry (#990F4B), ΔE 0.041 away. White text reads best on it, at 7.64:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.135) |
| Temperature | warm |
| Nearest name | Berry (#990F4B) |
| Black text | 2.74:1 |
| White text | 7.64:1 |
Values
| HEX | #903057 |
| RGB | rgb(144, 48, 87) |
| HSL | hsl(336, 50%, 38%) |
| OKLCH | oklch(46.1% 0.135 358.7) |
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 #903057 | 7.64:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #903057 | 2.74:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #903057 text on white | 7.64:1 | AAA | Lc 85.8 | Fine for body text |
| #903057 text on black | 2.74:1 | Fails | Lc -16.3 | 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 700.
-
Step 50
50
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F5E5E9
oklch(93.6% 0.018 0.4)
-
Step 200
200
#EED0D9
oklch(88.5% 0.035 357.8)
-
Step 300
300
#E5B0C0
oklch(81% 0.065 358.8)
-
Step 400
400
#D5859F
oklch(70.7% 0.103 359.1)
-
Step 500
500
#C86488
oklch(63.1% 0.133 358.8)
-
Step 600
600
#B34872
oklch(55.5% 0.145 358.4)
-
Step 700
700 (this color)
#903057
oklch(46.1% 0.135 358.7)
-
Step 800
800
#7D304E
oklch(42.7% 0.111 358.6)
-
Step 900
900
#652B41
oklch(37.7% 0.087 358.3)
-
Step 950
950
#3B1A26
oklch(27% 0.054 358.3)
#903057 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) | #424858 | 0.149 |
| Deuteranopia (no green cones) | #5C5A55 | 0.135 |
| Tritanopia (no blue cones) | #9C2640 | 0.041 |
| Achromatopsia (no color) | #535353 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903057
#903057
oklch(46.1% 0.135 358.7)
- #006759
#006759
oklch(46% 0.084 179.1)
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 #903057, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Berry #990F4B ΔE 0.041
- Mulberry #920A4E ΔE 0.045
- Dark Fuchsia #9D0759 ΔE 0.049
- Purple Red #990147 ΔE 0.049
- Deep Magenta #A0025C ΔE 0.054
- Violet Red #A50055 ΔE 0.055
- Cranberry #9E003A ΔE 0.058
- Dark Mauve #874C62 ΔE 0.060
Use #903057 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.