#4D57AF#4D57AF

#4D57AF is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.5% C 0.139 H 275.2°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4D57AF
RGB	rgb(77, 87, 175)
HSL	hsl(234, 39%, 49%)
HSV	hsv(234, 56%, 69%)
CMYK	cmyk(56%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(40.39, 22.27, -48.38)
CIE-LCH	lch(40.39, 53.26, 294.72°)
OKLab	oklab(49.47% 0.0127 -0.1382)
OKLCH	oklch(49.47% 0.139 275.2)
XYZ	xyz(14.2041, 11.4883, 42.0181)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D57AF #AFA54D

analogous

#4D88AF #4D57AF #744DAF

triadic

#4D57AF #AF4D57 #57AF4D

tetradic

#4D57AF #AF4D88 #AFA54D #4DAF74

square

#4D57AF #AF4D88 #AFA54D #4DAF74

split-complementary

#4D57AF #AF744D #88AF4D

monochromatic

#282D5A #3A4285 #4D57AF #767EC3 #A1A6D6

Accessibility & contrast

On white

6.37

#4D57AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4D57AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D57AF

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D57AF	#FFFFFF	#000000	##FFFFFF
##4D57AF	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B63B2

Deuteranopia (green-blind)

#1C5BAD

Tritanopia (blue-blind)

#186B7B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4d57af;
/* rgb */ color: rgb(77, 87, 175);
/* oklch */ color: oklch(49.5% 0.139 275.2);

Tailwind

colors: {
  custom: {
    50: '#8786c7',
    500: '#4d57af',
    950: '#000000',
  },
}

SCSS

$custom: #4d57af;
$custom-light: #8786c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4d57af",
  "rgb": {
    "r": 77,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 233.878,
    "s": 38.889,
    "l": 49.412
  },
  "oklch": {
    "l": 0.4947,
    "c": 0.13875,
    "h": 275.2
  },
  "luminance": 0.11489
}

Semantic roles & 50–950 ramp

primary

#4D57AF

secondary

#C3BE95

accent

#C359CF

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4D57AF

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

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