#4957BC#4957BC

#4957BC is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.1% C 0.158 H 273.4°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4957BC
RGB	rgb(73, 87, 188)
HSL	hsl(233, 46%, 51%)
HSV	hsv(233, 61%, 74%)
CMYK	cmyk(61.2%, 53.7%, 0%, 26.3%)
CIE-LAB	lab(41.00, 25.90, -55.05)
CIE-LCH	lch(41.00, 60.84, 295.20°)
OKLab	oklab(50.14% 0.0093 -0.1579)
OKLCH	oklch(50.14% 0.158 273.4)
XYZ	xyz(15.2300, 11.8625, 49.0543)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4957BC #BCAE49

analogous

#4990BC #4957BC #7449BC

triadic

#4957BC #BC4957 #57BC49

tetradic

#4957BC #BC4990 #BCAE49 #49BC74

square

#4957BC #BC4990 #BCAE49 #49BC74

split-complementary

#4957BC #BC7449 #90BC49

monochromatic

#252D65 #364192 #4957BC #7680CC #A2AADD

Accessibility & contrast

On white

6.23

#4957BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#4957BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4957BC

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4957BC	#FFFFFF	#000000	##FFFFFF
##4957BC	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1566C0

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4957bc;
/* rgb */ color: rgb(73, 87, 188);
/* oklch */ color: oklch(50.1% 0.158 273.4);

Tailwind

colors: {
  custom: {
    50: '#8786d1',
    500: '#4957bc',
    950: '#000000',
  },
}

SCSS

$custom: #4957bc;
$custom-light: #8786d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4957bc",
  "rgb": {
    "r": 73,
    "g": 87,
    "b": 188
  },
  "hsl": {
    "h": 232.696,
    "s": 46.185,
    "l": 51.176
  },
  "oklch": {
    "l": 0.50135,
    "c": 0.15815,
    "h": 273.4
  },
  "luminance": 0.11864
}

Semantic roles & 50–950 ramp

primary

#4957BC

secondary

#CAC497

accent

#C652D6

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4957BC

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

Preview Lab → · Contrast checker → · Palette generator →