#604BA9
Closest named color: Iris (#6258C4). oklch(48.3% 0.145 290.2), rgb(96, 75, 169).
Aa
White text reads best on this color (6.82:1).
About this color
#604BA9 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.145 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.051 away. White text reads best on it, at 6.82:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #604BA9 |
| RGB | rgb(96, 75, 169) |
| HSL | hsl(253, 39%, 48%) |
| OKLCH | oklch(48.3% 0.145 290.2) |
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 #604BA9 | 6.82:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #604BA9 | 3.07:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #604BA9 text on white | 6.82:1 | AA | Lc 83.3 | Fine for body text |
| #604BA9 text on black | 3.07:1 | AA large text | Lc -18.6 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D8D5F2
oklch(88.4% 0.04 290.3)
-
Step 300
300
#BFB9EB
oklch(80.8% 0.07 290.2)
-
Step 400
400
#A094E2
oklch(70.7% 0.113 290.3)
-
Step 500
500
#8A78D9
oklch(63.2% 0.143 290.2)
-
Step 600
600
#755EC6
oklch(55.5% 0.156 290.6)
-
Step 700
700 (this color)
#604BA9
oklch(48.3% 0.145 290.2)
-
Step 800
800
#50408B
oklch(42.7% 0.12 290.2)
-
Step 900
900
#42376F
oklch(37.7% 0.093 290.2)
-
Step 950
950
#262141
oklch(27.1% 0.058 289.1)
#604BA9 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) | #1A5CAC | 0.085 |
| Deuteranopia (no green cones) | #1E59A7 | 0.082 |
| Tritanopia (no blue cones) | #4B5F72 | 0.119 |
| Achromatopsia (no color) | #5B5B5B | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604BA9
#604BA9
oklch(48.3% 0.145 290.2)
- #626300
#626300
oklch(48.3% 0.106 110.5)
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 #604BA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.051
- Bluey Purple #6241C7 ΔE 0.053
- Rebecca Purple #663399 ΔE 0.058
- Blueberry #464196 ΔE 0.059
- Twilight #4E518B ΔE 0.060
- Blue With A Hint Of Purple #533CC6 ΔE 0.063
- Slate Blue #6A5ACD ΔE 0.067
- Light Indigo #6D5ACF ΔE 0.071
Use #604BA9 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.