#32318D
Closest named color: Dark Slate Blue (#483D8B). oklch(37.6% 0.148 277), rgb(50, 49, 141).
Aa
White text reads best on this color (10.71:1).
About this color
#32318D is a dark, vivid blue. In OKLCH its lightness is 38%, its chroma 0.148 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.050 away. White text reads best on it, at 10.71:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.95:1 |
| White text | 10.71:1 |
Values
| HEX | #32318D |
| RGB | rgb(50, 49, 141) |
| HSL | hsl(241, 48%, 37%) |
| OKLCH | oklch(37.6% 0.148 277) |
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 #32318D | 10.71:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #32318D | 1.95:1 | Fails | Lc 9.6 | Not readable |
| #32318D text on white | 10.71:1 | AAA | Lc 94.3 | Preferred for body text |
| #32318D text on black | 1.95:1 | Fails | Lc -8.2 | Not readable |
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 900.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E9FF
oklch(93.7% 0.03 275.6)
-
Step 200
200
#CFD6FF
oklch(88.4% 0.057 277.5)
-
Step 300
300
#B0BBFF
oklch(80.8% 0.097 276.9)
-
Step 400
400
#8995FF
oklch(70.7% 0.154 276.8)
-
Step 500
500
#6F76FF
oklch(63.2% 0.2 276.8)
-
Step 600
600
#5A51FE
oklch(55.7% 0.246 277.1)
-
Step 700
700
#4B3FDE
oklch(49.1% 0.23 277.1)
-
Step 800
800
#3D36B3
oklch(42.7% 0.19 277.2)
-
Step 900
900 (this color)
#32318D
oklch(37.6% 0.148 277)
-
Step 950
950
#1D1E53
oklch(27% 0.094 277.2)
#32318D 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) | #004290 | 0.053 |
| Deuteranopia (no green cones) | #003A8B | 0.046 |
| Tritanopia (no blue cones) | #00485A | 0.123 |
| Achromatopsia (no color) | #3E3E3E | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #32318D
#32318D
oklch(37.6% 0.148 277)
- #4D4100
#4D4100
oklch(37.6% 0.078 97.3)
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 #32318D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.050
- Sapphire #2138AB ΔE 0.055
- Blueberry #464196 ΔE 0.055
- Cobalt #1E488F ΔE 0.059
- Twilight Blue #0A437A ΔE 0.067
- Indigo Blue #3A18B1 ΔE 0.068
- Imperial Purple #480CA8 ΔE 0.071
- Royal #0C1793 ΔE 0.076
Use #32318D 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.