#603FBD
Closest named color: Bluey Purple (#6241C7). oklch(47.9% 0.187 289.4), rgb(96, 63, 189).
Aa
White text reads best on this color (7.13:1).
About this color
#603FBD is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.187 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.017 away. White text reads best on it, at 7.13:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.187) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.94:1 |
| White text | 7.13:1 |
Values
| HEX | #603FBD |
| RGB | rgb(96, 63, 189) |
| HSL | hsl(256, 50%, 49%) |
| OKLCH | oklch(47.9% 0.187 289.4) |
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 #603FBD | 7.13:1 | AAA | Lc -89.1 | Fine for body text |
| Black text on #603FBD | 2.94:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #603FBD text on white | 7.13:1 | AAA | Lc 84.2 | Fine for body text |
| #603FBD text on black | 2.94:1 | Fails | Lc -17.8 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4F9
oklch(88.5% 0.051 290.3)
-
Step 300
300
#BFB7F8
oklch(80.9% 0.091 289.8)
-
Step 400
400
#9F8FF4
oklch(70.6% 0.145 289.4)
-
Step 500
500
#8A70F0
oklch(63.2% 0.185 289.4)
-
Step 600
600
#7654DE
oklch(55.7% 0.2 289.6)
-
Step 700
700 (this color)
#603FBD
oklch(47.9% 0.187 289.4)
-
Step 800
800
#51389C
oklch(42.7% 0.155 289.7)
-
Step 900
900
#42327C
oklch(37.7% 0.12 289.3)
-
Step 950
950
#261E49
oklch(27% 0.077 288.7)
#603FBD 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) | #005AC1 | 0.101 |
| Deuteranopia (no green cones) | #0055BA | 0.099 |
| Tritanopia (no blue cones) | #415E79 | 0.151 |
| Achromatopsia (no color) | #585858 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603FBD
#603FBD
oklch(47.9% 0.187 289.4)
- #626200
#626200
oklch(48% 0.105 109.8)
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 #603FBD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.017
- Blue With A Hint Of Purple #533CC6 ΔE 0.028
- Blurple #5539CC ΔE 0.034
- Purple Blue #5D21D0 ΔE 0.054
- Iris #6258C4 ΔE 0.057
- Majorelle Blue #3F37C9 ΔE 0.062
- Burple #6832E3 ΔE 0.062
- Rebecca Purple #663399 ΔE 0.063
Use #603FBD 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.