#5C59BC
Closest named color: Iris (#6258C4). oklch(51.9% 0.151 281.1), rgb(92, 89, 188).
Aa
White text reads best on this color (5.81:1).
About this color
#5C59BC is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.151 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.016 away. White text reads best on it, at 5.81:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.151) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.61:1 |
| White text | 5.81:1 |
Values
| HEX | #5C59BC |
| RGB | rgb(92, 89, 188) |
| HSL | hsl(242, 42%, 54%) |
| OKLCH | oklch(51.9% 0.151 281.1) |
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 #5C59BC | 5.81:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #5C59BC | 3.61:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #5C59BC text on white | 5.81:1 | AA | Lc 78.9 | Fine for body text |
| #5C59BC text on black | 3.61:1 | AA large text | Lc -22.9 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F8
oklch(93.7% 0.02 279.9)
-
Step 200
200
#D4D7F4
oklch(88.6% 0.04 280.9)
-
Step 300
300
#B8BCF0
oklch(81% 0.073 281.2)
-
Step 400
400
#9497E8
oklch(70.6% 0.118 281.3)
-
Step 500
500
#7B7CE1
oklch(63.2% 0.149 280.8)
-
Step 600
600
#6662CF
oklch(55.6% 0.163 281.3)
-
Step 700
700 (this color)
#5C59BC
oklch(51.9% 0.151 281.1)
-
Step 800
800
#454391
oklch(42.8% 0.125 280.9)
-
Step 900
900
#3A3973
oklch(37.7% 0.097 281.5)
-
Step 950
950
#222244
oklch(27.1% 0.062 281.4)
#5C59BC 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) | #2569BF | 0.065 |
| Deuteranopia (no green cones) | #1B62BA | 0.067 |
| Tritanopia (no blue cones) | #366F82 | 0.130 |
| Achromatopsia (no color) | #656565 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C59BC
#5C59BC
oklch(51.9% 0.151 281.1)
- #766A00
#766A00
oklch(51.9% 0.109 101.6)
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 #5C59BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.016
- Slate Blue #6A5ACD ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.038
- Light Indigo #6D5ACF ΔE 0.040
- Warm Blue #4B57DB ΔE 0.054
- Bluey Purple #6241C7 ΔE 0.057
- French Blue #436BAD ΔE 0.062
- Royal Blue #4169E1 ΔE 0.070
Use #5C59BC 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.