#603273
Closest named color: Dark Slate Blue (#483D8B). oklch(40.5% 0.115 315.1), rgb(96, 50, 115).
Aa
White text reads best on this color (9.54:1).
About this color
#603273 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.115 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.062 away. White text reads best on it, at 9.54:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.20:1 |
| White text | 9.54:1 |
Values
| HEX | #603273 |
| RGB | rgb(96, 50, 115) |
| HSL | hsl(282, 39%, 32%) |
| OKLCH | oklch(40.5% 0.115 315.1) |
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 #603273 | 9.54:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #603273 | 2.20:1 | Fails | Lc 12.2 | Not readable |
| #603273 text on white | 9.54:1 | AAA | Lc 91.7 | Preferred for body text |
| #603273 text on black | 2.20:1 | Fails | Lc -10.6 | 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 800.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E3D2EB
oklch(88.5% 0.038 315.1)
-
Step 300
300
#D1B4DF
oklch(80.9% 0.067 314.7)
-
Step 400
400
#BA8CCF
oklch(70.8% 0.107 314.9)
-
Step 500
500
#A96DC2
oklch(63.1% 0.139 315.4)
-
Step 600
600
#9454AE
oklch(55.7% 0.149 315.4)
-
Step 700
700
#7E4396
oklch(49.1% 0.14 315.2)
-
Step 800
800 (this color)
#603273
oklch(40.5% 0.115 315.1)
-
Step 900
900
#533162
oklch(37.7% 0.09 314.8)
-
Step 950
950
#311D39
oklch(27% 0.057 315.8)
#603273 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) | #224375 | 0.103 |
| Deuteranopia (no green cones) | #324771 | 0.091 |
| Tritanopia (no blue cones) | #5F3C4D | 0.076 |
| Achromatopsia (no color) | #454545 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603273
#603273
oklch(40.5% 0.115 315.1)
- #2A5605
#2A5605
oklch(40.6% 0.116 135.3)
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 #603273, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.062
- Rebecca Purple #663399 ΔE 0.063
- Grape Purple #5D1451 ΔE 0.078
- Blueberry #464196 ΔE 0.078
- Rich Purple #720058 ΔE 0.084
- Twilight #4E518B ΔE 0.086
- Velvet #750851 ΔE 0.086
- Purple #800080 ΔE 0.087
Use #603273 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.