#903554
Closest named color: Berry (#990F4B). oklch(46.6% 0.126 2.2), rgb(144, 53, 84).
Aa
White text reads best on this color (7.43:1).
About this color
#903554 is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.126 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Berry (#990F4B), ΔE 0.049 away. White text reads best on it, at 7.43:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.126) |
| Temperature | warm |
| Nearest name | Berry (#990F4B) |
| Black text | 2.82:1 |
| White text | 7.43:1 |
Values
| HEX | #903554 |
| RGB | rgb(144, 53, 84) |
| HSL | hsl(340, 46%, 39%) |
| OKLCH | oklch(46.6% 0.126 2.2) |
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 #903554 | 7.43:1 | AAA | Lc -90.0 | Preferred for body text |
| Black text on #903554 | 2.82:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #903554 text on white | 7.43:1 | AAA | Lc 85.2 | Fine for body text |
| #903554 text on black | 2.82:1 | Fails | Lc -16.9 | 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
#EED0D7
oklch(88.5% 0.035 2)
-
Step 300
300
#E4B1BD
oklch(81% 0.061 2.9)
-
Step 400
400
#D4869B
oklch(70.7% 0.099 2.5)
-
Step 500
500
#C66683
oklch(63% 0.126 2.1)
-
Step 600
600
#B14C6D
oklch(55.6% 0.135 2)
-
Step 700
700 (this color)
#903554
oklch(46.6% 0.126 2.2)
-
Step 800
800
#7C324A
oklch(42.7% 0.106 2.3)
-
Step 900
900
#642D3E
oklch(37.7% 0.082 2.2)
-
Step 950
950
#3B1B24
oklch(27.1% 0.052 3.2)
#903554 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) | #464A55 | 0.141 |
| Deuteranopia (no green cones) | #5E5C52 | 0.129 |
| Tritanopia (no blue cones) | #9C2B41 | 0.036 |
| Achromatopsia (no color) | #555555 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903554
#903554
oklch(46.6% 0.126 2.2)
- #00695D
#00695D
oklch(46.7% 0.084 181.4)
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 #903554, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Berry #990F4B ΔE 0.049
- Dark Mauve #874C62 ΔE 0.051
- Mulberry #920A4E ΔE 0.056
- Purple Red #990147 ΔE 0.057
- Brownish Purple #76424E ΔE 0.057
- Light Burgundy #A8415B ΔE 0.058
- Dark Fuchsia #9D0759 ΔE 0.059
- Light Maroon #A24857 ΔE 0.059
Use #903554 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.