#5755AE
Closest named color: Iris (#6258C4). oklch(49.7% 0.138 281.1), rgb(87, 85, 174).
Aa
White text reads best on this color (6.33:1).
About this color
#5755AE is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.138 and its hue 281°. 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 6.33:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.31:1 |
| White text | 6.33:1 |
Values
| HEX | #5755AE |
| RGB | rgb(87, 85, 174) |
| HSL | hsl(241, 35%, 51%) |
| OKLCH | oklch(49.7% 0.138 281.1) |
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 #5755AE | 6.33:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #5755AE | 3.31:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #5755AE text on white | 6.33:1 | AA | Lc 81.3 | Fine for body text |
| #5755AE text on black | 3.31:1 | AA large text | Lc -20.6 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D4D7F2
oklch(88.5% 0.037 280.6)
-
Step 300
300
#B8BCEC
oklch(80.8% 0.068 281)
-
Step 400
400
#9598E2
oklch(70.6% 0.108 281.5)
-
Step 500
500
#7C7DD9
oklch(63% 0.136 281.3)
-
Step 600
600
#6665C7
oklch(55.6% 0.148 280.9)
-
Step 700
700 (this color)
#5755AE
oklch(49.7% 0.138 281.1)
-
Step 800
800
#46448B
oklch(42.6% 0.115 281.6)
-
Step 900
900
#3A3A6F
oklch(37.6% 0.089 281.2)
-
Step 950
950
#222241
oklch(26.9% 0.057 281.9)
#5755AE 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) | #2A63B1 | 0.058 |
| Deuteranopia (no green cones) | #235CAC | 0.059 |
| Tritanopia (no blue cones) | #366879 | 0.119 |
| Achromatopsia (no color) | #606060 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5755AE
#5755AE
oklch(49.7% 0.138 281.1)
- #706400
#706400
oklch(49.9% 0.104 101.2)
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 #5755AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.039
- Dusky Blue #475F94 ΔE 0.058
- Slate Blue #6A5ACD ΔE 0.058
- Twilight #4E518B ΔE 0.058
- French Blue #436BAD ΔE 0.061
- Bluey Purple #6241C7 ΔE 0.062
- Denim Blue #3B5B92 ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.063
Use #5755AE 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.