#5257DD#5257DD

#5257DD is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 53.3% C 0.200 H 275.6°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#5257DD
RGB	rgb(82, 87, 221)
HSL	hsl(238, 67%, 59%)
HSV	hsv(238, 63%, 87%)
CMYK	cmyk(62.9%, 60.6%, 0%, 13.3%)
CIE-LAB	lab(43.99, 38.51, -69.20)
CIE-LCH	lch(43.99, 79.19, 299.10°)
OKLab	oklab(53.27% 0.0196 -0.1992)
OKLCH	oklch(53.27% 0.2 275.6)
XYZ	xyz(19.9347, 13.8290, 70.0113)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5257DD #DDD852

analogous

#529CDD #5257DD #9352DD

triadic

#5257DD #DD5257 #57DD52

tetradic

#5257DD #DD529C #DDD852 #52DD93

square

#5257DD #DD529C #DDD852 #52DD93

split-complementary

#5257DD #DD9352 #9CDD52

monochromatic

#1E2297 #282ECA #5257DD #8589E7 #B8BAF1

Accessibility & contrast

On white

5.58

#5257DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#5257DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5257DD

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5257DD	#FFFFFF	#000000	##FFFFFF
##5257DD	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE1

Deuteranopia (green-blind)

#0062DA

Tritanopia (blue-blind)

#007892

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5257dd;
/* rgb */ color: rgb(82, 87, 221);
/* oklch */ color: oklch(53.3% 0.200 275.6);

Tailwind

colors: {
  custom: {
    50: '#9186e9',
    500: '#5257dd',
    950: '#000000',
  },
}

SCSS

$custom: #5257dd;
$custom-light: #9186e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5257dd",
  "rgb": {
    "r": 82,
    "g": 87,
    "b": 221
  },
  "hsl": {
    "h": 237.842,
    "s": 67.15,
    "l": 59.412
  },
  "oklch": {
    "l": 0.53269,
    "c": 0.20021,
    "h": 275.6
  },
  "luminance": 0.13831
}

Semantic roles & 50–950 ramp

primary

#5257DD

secondary

#E0DFAA

accent

#E43EEA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5257DD

Body copy rendered with the generated semantic roles for this colour.

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