#5C5FB0
Closest named color: Iris (#6258C4). oklch(52.2% 0.126 279.5), rgb(92, 95, 176).
Aa
White text reads best on this color (5.64:1).
About this color
#5C5FB0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.126 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.039 away. White text reads best on it, at 5.64:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.71:1 |
| White text | 5.64:1 |
Values
| HEX | #5C5FB0 |
| RGB | rgb(92, 95, 176) |
| HSL | hsl(238, 35%, 53%) |
| OKLCH | oklch(52.2% 0.126 279.5) |
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 #5C5FB0 | 5.64:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #5C5FB0 | 3.71:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #5C5FB0 text on white | 5.64:1 | AA | Lc 78.1 | Fine for body text |
| #5C5FB0 text on black | 3.71:1 | AA large text | Lc -23.7 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D4D7F0
oklch(88.5% 0.034 280.2)
-
Step 300
300
#B8BDE8
oklch(80.9% 0.061 279.7)
-
Step 400
400
#949ADD
oklch(70.7% 0.098 279.6)
-
Step 500
500
#7B80D3
oklch(63.2% 0.124 279.6)
-
Step 600
600
#6568C0
oklch(55.7% 0.134 279.6)
-
Step 700
700 (this color)
#5C5FB0
oklch(52.2% 0.126 279.5)
-
Step 800
800
#444786
oklch(42.7% 0.103 279)
-
Step 900
900
#393C6C
oklch(37.8% 0.081 279)
-
Step 950
950
#21233F
oklch(26.9% 0.052 279.2)
#5C5FB0 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) | #3E6AB3 | 0.043 |
| Deuteranopia (no green cones) | #3764AE | 0.045 |
| Tritanopia (no blue cones) | #3E707F | 0.109 |
| Achromatopsia (no color) | #676767 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C5FB0
#5C5FB0
oklch(52.2% 0.126 279.5)
- #796A00
#796A00
oklch(52.2% 0.108 99.5)
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 #5C5FB0, closest first.
No curated palette has a color within ΔE 0.04 of #5C5FB0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.039
- French Blue #436BAD ΔE 0.043
- Slate Blue #6A5ACD ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.054
- Dusky Blue #475F94 ΔE 0.055
- Light Indigo #6D5ACF ΔE 0.057
- Mid Blue #276AB3 ΔE 0.059
- Flat Blue #3C73A8 ΔE 0.066
Use #5C5FB0 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.