#57789B#57789B

#57789B is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 56.2% C 0.066 H 250.5°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#57789B
RGB	rgb(87, 120, 155)
HSL	hsl(211, 28%, 47%)
HSV	hsv(211, 44%, 61%)
CMYK	cmyk(43.9%, 22.6%, 0%, 39.2%)
CIE-LAB	lab(49.28, -2.12, -22.56)
CIE-LCH	lch(49.28, 22.66, 264.63°)
OKLab	oklab(56.17% -0.0222 -0.0627)
OKLCH	oklch(56.17% 0.066 250.5)
XYZ	xyz(16.5614, 17.8247, 33.5718)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57789B #9B7A57

analogous

#579A9B #57789B #58579B

triadic

#57789B #9B5778 #789B57

tetradic

#57789B #9B579A #9B7A57 #579B58

square

#57789B #9B579A #9B7A57 #579B58

split-complementary

#57789B #9B5857 #9A9B57

monochromatic

#2B3B4D #415A74 #57789B #7B97B5 #A2B6CB

Accessibility & contrast

On white

4.60

#57789B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#57789B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #57789B

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57789B	#FFFFFF	#000000	##FFFFFF
##57789B	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A799D

Deuteranopia (green-blind)

#62729A

Tritanopia (blue-blind)

#3D8084

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #57789b;
/* rgb */ color: rgb(87, 120, 155);
/* oklch */ color: oklch(56.2% 0.066 250.5);

Tailwind

colors: {
  custom: {
    50: '#899eb8',
    500: '#57789b',
    950: '#000000',
  },
}

SCSS

$custom: #57789b;
$custom-light: #899eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#57789b",
  "rgb": {
    "r": 87,
    "g": 120,
    "b": 155
  },
  "hsl": {
    "h": 210.882,
    "s": 28.099,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56165,
    "c": 0.06649,
    "h": 250.5
  },
  "luminance": 0.17826
}

Semantic roles & 50–950 ramp

primary

#57789B

secondary

#B8A796

accent

#9563C4

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E11

muted

#7D7E80

Preview Lab

Preview with #57789B

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

Preview Lab → · Contrast checker → · Palette generator →