#604EC0
Closest named color: Iris (#6258C4). oklch(50.5% 0.171 285.7), rgb(96, 78, 192).
Aa
White text reads best on this color (6.27:1).
About this color
#604EC0 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.171 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.024 away. White text reads best on it, at 6.27:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.171) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #604EC0 |
| RGB | rgb(96, 78, 192) |
| HSL | hsl(249, 48%, 53%) |
| OKLCH | oklch(50.5% 0.171 285.7) |
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 #604EC0 | 6.27:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #604EC0 | 3.34:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #604EC0 text on white | 6.27:1 | AA | Lc 80.9 | Fine for body text |
| #604EC0 text on black | 3.34:1 | AA large text | Lc -21.0 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D6D5F7
oklch(88.4% 0.047 286.8)
-
Step 300
300
#BBB9F4
oklch(80.8% 0.083 285.9)
-
Step 400
400
#9A93EF
oklch(70.7% 0.133 286)
-
Step 500
500
#8375EA
oklch(63.1% 0.17 285.9)
-
Step 600
600
#6E5BD8
oklch(55.6% 0.184 285.7)
-
Step 700
700 (this color)
#604EC0
oklch(50.5% 0.171 285.7)
-
Step 800
800
#4B3D97
oklch(42.6% 0.141 285.8)
-
Step 900
900
#3E3579
oklch(37.7% 0.112 285.8)
-
Step 950
950
#242047
oklch(27.1% 0.07 285.3)
#604EC0 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) | #0063C4 | 0.089 |
| Deuteranopia (no green cones) | #005DBE | 0.088 |
| Tritanopia (no blue cones) | #3D687F | 0.143 |
| Achromatopsia (no color) | #606060 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604EC0
#604EC0
oklch(50.5% 0.171 285.7)
- #6E6800
#6E6800
oklch(50.7% 0.108 105.7)
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 #604EC0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.024
- Bluey Purple #6241C7 ΔE 0.030
- Slate Blue #6A5ACD ΔE 0.038
- Light Indigo #6D5ACF ΔE 0.043
- Blue With A Hint Of Purple #533CC6 ΔE 0.047
- Dark Periwinkle #665FD1 ΔE 0.048
- Blurple #5539CC ΔE 0.052
- Warm Blue #4B57DB ΔE 0.053
Use #604EC0 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.