#357A8A#357A8A

#357A8A is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.2% C 0.073 H 215.3°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#357A8A
RGB	rgb(53, 122, 138)
HSL	hsl(191, 45%, 37%)
HSV	hsv(191, 62%, 54%)
CMYK	cmyk(61.6%, 11.6%, 0%, 45.9%)
CIE-LAB	lab(47.64, -16.59, -15.22)
CIE-LCH	lch(47.64, 22.51, 222.53°)
OKLab	oklab(54.21% -0.0596 -0.0422)
OKLCH	oklch(54.21% 0.073 215.3)
XYZ	xyz(13.0133, 16.5096, 26.5407)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357A8A #8A4535

analogous

#358A70 #357A8A #35508A

triadic

#357A8A #8A357A #7A8A35

tetradic

#357A8A #70358A #8A4535 #508A35

square

#357A8A #70358A #8A4535 #508A35

split-complementary

#357A8A #8A3550 #8A7035

monochromatic

#132C32 #24535E #357A8A #46A1B6 #71B8C8

Accessibility & contrast

On white

4.88

#357A8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#357A8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #357A8A

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357A8A	#FFFFFF	#000000	##FFFFFF
##357A8A	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F768B

Deuteranopia (green-blind)

#626D8A

Tritanopia (blue-blind)

#00807F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #357a8a;
/* rgb */ color: rgb(53, 122, 138);
/* oklch */ color: oklch(54.2% 0.073 215.3);

Tailwind

colors: {
  custom: {
    50: '#75a0ac',
    500: '#357a8a',
    950: '#000000',
  },
}

SCSS

$custom: #357a8a;
$custom-light: #75a0ac;
$custom-dark: #000000;

JSON

{
  "hex": "#357a8a",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 138
  },
  "hsl": {
    "h": 191.294,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.54205,
    "c": 0.07301,
    "h": 215.3
  },
  "luminance": 0.16511
}

Semantic roles & 50–950 ramp

primary

#357A8A

secondary

#B1776A

accent

#6C54D4

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #357A8A

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

Preview Lab → · Contrast checker → · Palette generator →