#605BC2
Closest named color: Iris (#6258C4). oklch(53% 0.156 281.8), rgb(96, 91, 194).
Aa
White text reads best on this color (5.56:1).
About this color
#605BC2 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.156 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.008 away. White text reads best on it, at 5.56:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.77:1 |
| White text | 5.56:1 |
Values
| HEX | #605BC2 |
| RGB | rgb(96, 91, 194) |
| HSL | hsl(243, 46%, 56%) |
| OKLCH | oklch(53% 0.156 281.8) |
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 #605BC2 | 5.56:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #605BC2 | 3.77:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #605BC2 text on white | 5.56:1 | AA | Lc 77.6 | Fine for body text |
| #605BC2 text on black | 3.77:1 | AA large text | Lc -24.2 | 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 600.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F8
oklch(93.7% 0.02 279.9)
-
Step 200
200
#D4D7F3
oklch(88.6% 0.039 280.7)
-
Step 300
300
#B9BCEE
oklch(81% 0.07 282)
-
Step 400
400
#9598E5
oklch(70.8% 0.112 281.4)
-
Step 500
500
#7D7CDD
oklch(63.1% 0.143 282)
-
Step 600
600 (this color)
#605BC2
oklch(53% 0.156 281.8)
-
Step 700
700
#5651AF
oklch(49% 0.145 282)
-
Step 800
800
#46438E
oklch(42.6% 0.121 281.8)
-
Step 900
900
#3B3971
oklch(37.6% 0.094 282.5)
-
Step 950
950
#222242
oklch(27% 0.059 281.7)
#605BC2 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) | #246CC6 | 0.070 |
| Deuteranopia (no green cones) | #1964C0 | 0.072 |
| Tritanopia (no blue cones) | #3A7286 | 0.134 |
| Achromatopsia (no color) | #686868 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #605BC2
#605BC2
oklch(53% 0.156 281.8)
- #796D00
#796D00
oklch(52.9% 0.111 101.8)
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 #605BC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.008
- Slate Blue #6A5ACD ΔE 0.023
- Dark Periwinkle #665FD1 ΔE 0.026
- Light Indigo #6D5ACF ΔE 0.029
- Warm Blue #4B57DB ΔE 0.050
- Bluey Purple #6241C7 ΔE 0.058
- Royal Blue #4169E1 ΔE 0.064
- French Blue #436BAD ΔE 0.066
Use #605BC2 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.