#603DC0
Closest named color: Bluey Purple (#6241C7). oklch(47.9% 0.193 289.3), rgb(96, 61, 192).
Aa
White text reads best on this color (7.17:1).
About this color
#603DC0 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.193 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.014 away. White text reads best on it, at 7.17:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.193) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #603DC0 |
| RGB | rgb(96, 61, 192) |
| HSL | hsl(256, 52%, 50%) |
| OKLCH | oklch(47.9% 0.193 289.3) |
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 #603DC0 | 7.17:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #603DC0 | 2.92:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #603DC0 text on white | 7.17:1 | AAA | Lc 84.3 | Fine for body text |
| #603DC0 text on black | 2.92:1 | Fails | Lc -17.7 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D7D4FA
oklch(88.4% 0.052 288.9)
-
Step 300
300
#BEB7FA
oklch(80.9% 0.094 288.9)
-
Step 400
400
#9F8FF7
oklch(70.8% 0.149 289.1)
-
Step 500
500
#8A6EF3
oklch(63% 0.191 289.4)
-
Step 600
600
#7652E2
oklch(55.7% 0.208 289.4)
-
Step 700
700 (this color)
#603DC0
oklch(47.9% 0.193 289.3)
-
Step 800
800
#51379F
oklch(42.8% 0.16 289.4)
-
Step 900
900
#42317E
oklch(37.7% 0.125 289.2)
-
Step 950
950
#261E4A
oklch(27.1% 0.079 288.4)
#603DC0 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) | #005AC4 | 0.102 |
| Deuteranopia (no green cones) | #0054BD | 0.100 |
| Tritanopia (no blue cones) | #3F5E7A | 0.155 |
| Achromatopsia (no color) | #575757 | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603DC0
#603DC0
oklch(47.9% 0.193 289.3)
- #626100
#626100
oklch(47.8% 0.104 109.1)
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 #603DC0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.014
- Blue With A Hint Of Purple #533CC6 ΔE 0.025
- Blurple #5539CC ΔE 0.029
- Purple Blue #5D21D0 ΔE 0.048
- Burple #6832E3 ΔE 0.057
- Majorelle Blue #3F37C9 ΔE 0.059
- Iris #6258C4 ΔE 0.060
- Purpley Blue #5F34E7 ΔE 0.062
Use #603DC0 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.