#604DA9
Closest named color: Iris (#6258C4). oklch(48.7% 0.142 289.6), rgb(96, 77, 169).
Aa
White text reads best on this color (6.70:1).
About this color
#604DA9 is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.142 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.048 away. White text reads best on it, at 6.70:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.13:1 |
| White text | 6.70:1 |
Values
| HEX | #604DA9 |
| RGB | rgb(96, 77, 169) |
| HSL | hsl(252, 37%, 48%) |
| OKLCH | oklch(48.7% 0.142 289.6) |
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 #604DA9 | 6.70:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #604DA9 | 3.13:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #604DA9 text on white | 6.70:1 | AA | Lc 82.8 | Fine for body text |
| #604DA9 text on black | 3.13:1 | AA large text | Lc -19.1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D8D5F1
oklch(88.4% 0.038 290.5)
-
Step 300
300
#BFBAEB
oklch(81% 0.069 289.4)
-
Step 400
400
#9F95E1
oklch(70.8% 0.11 289.3)
-
Step 500
500
#8979D8
oklch(63.2% 0.14 289.5)
-
Step 600
600
#745FC5
oklch(55.6% 0.153 290)
-
Step 700
700 (this color)
#604DA9
oklch(48.7% 0.142 289.6)
-
Step 800
800
#4F418A
oklch(42.8% 0.117 289.3)
-
Step 900
900
#41376E
oklch(37.6% 0.092 289.6)
-
Step 950
950
#262141
oklch(27.1% 0.058 289.1)
#604DA9 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) | #205EAC | 0.081 |
| Deuteranopia (no green cones) | #225AA7 | 0.078 |
| Tritanopia (no blue cones) | #4B6173 | 0.118 |
| Achromatopsia (no color) | #5C5C5C | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604DA9
#604DA9
oklch(48.7% 0.142 289.6)
- #646400
#646400
oklch(48.7% 0.106 109.8)
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 #604DA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.048
- Bluey Purple #6241C7 ΔE 0.055
- Twilight #4E518B ΔE 0.059
- Rebecca Purple #663399 ΔE 0.062
- Blueberry #464196 ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.065
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
- Light Indigo #6D5ACF ΔE 0.069
Use #604DA9 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.