#903661
Closest named color: Dark Mauve (#874C62). oklch(47.2% 0.13 353.5), rgb(144, 54, 97).
Aa
White text reads best on this color (7.27:1).
About this color
#903661 is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.130 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mauve (#874C62), ΔE 0.051 away. White text reads best on it, at 7.27:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.130) |
| Temperature | warm |
| Nearest name | Dark Mauve (#874C62) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #903661 |
| RGB | rgb(144, 54, 97) |
| HSL | hsl(331, 45%, 39%) |
| OKLCH | oklch(47.2% 0.13 353.5) |
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 #903661 | 7.27:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #903661 | 2.88:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #903661 text on white | 7.27:1 | AAA | Lc 84.6 | Fine for body text |
| #903661 text on black | 2.88:1 | Fails | Lc -17.4 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#EDD0DB
oklch(88.5% 0.035 352.9)
-
Step 300
300
#E2B0C4
oklch(80.8% 0.063 352.7)
-
Step 400
400
#D286A5
oklch(70.7% 0.101 353.9)
-
Step 500
500
#C4668F
oklch(63.1% 0.128 353.9)
-
Step 600
600
#AF4B7A
oklch(55.6% 0.14 353.3)
-
Step 700
700 (this color)
#903661
oklch(47.2% 0.13 353.5)
-
Step 800
800
#7A3253
oklch(42.7% 0.107 354)
-
Step 900
900
#632D45
oklch(37.8% 0.084 353.9)
-
Step 950
950
#3A1B28
oklch(27.1% 0.052 354.6)
#903661 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) | #434C62 | 0.144 |
| Deuteranopia (no green cones) | #5C5D5F | 0.130 |
| Tritanopia (no blue cones) | #9B3047 | 0.045 |
| Achromatopsia (no color) | #575757 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903661
#903661
oklch(47.2% 0.13 353.5)
- #006C57
#006C57
oklch(47.4% 0.091 173.1)
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 #903661, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mauve #874C62 ΔE 0.051
- Berry #990F4B ΔE 0.054
- Dark Fuchsia #9D0759 ΔE 0.055
- Mulberry #920A4E ΔE 0.058
- Deep Magenta #A0025C ΔE 0.059
- Light Eggplant #894585 ΔE 0.060
- Light Burgundy #A8415B ΔE 0.060
- Violet Red #A50055 ΔE 0.062
Use #903661 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.