#357BAB#357BAB

#357BAB is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.0% C 0.102 H 241.8°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#357BAB
RGB	rgb(53, 123, 171)
HSL	hsl(204, 53%, 44%)
HSV	hsv(204, 69%, 67%)
CMYK	cmyk(69%, 28.1%, 0%, 32.9%)
CIE-LAB	lab(49.33, -6.09, -31.94)
CIE-LCH	lch(49.33, 32.52, 259.21°)
OKLab	oklab(56.01% -0.0482 -0.0901)
OKLCH	oklch(56.01% 0.102 241.8)
XYZ	xyz(15.8990, 17.8614, 41.1299)
Luminance	0.1786 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BAB #AB6535

analogous

#35ABA0 #357BAB #3540AB

triadic

#357BAB #AB357B #7BAB35

tetradic

#357BAB #A035AB #AB6535 #40AB35

square

#357BAB #A035AB #AB6535 #40AB35

split-complementary

#357BAB #AB3540 #ABA035

monochromatic

#18384E #27597C #357BAB #539ACA #82B5D8

Accessibility & contrast

On white

4.59

#357BAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#357BAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #357BAB

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BAB	#FFFFFF	#000000	##FFFFFF
##357BAB	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#657CAD

Deuteranopia (green-blind)

#5570AA

Tritanopia (blue-blind)

#00878C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #357bab;
/* rgb */ color: rgb(53, 123, 171);
/* oklch */ color: oklch(56.0% 0.102 241.8);

Tailwind

colors: {
  custom: {
    50: '#7aa1c4',
    500: '#357bab',
    950: '#000000',
  },
}

SCSS

$custom: #357bab;
$custom-light: #7aa1c4;
$custom-dark: #000000;

JSON

{
  "hex": "#357bab",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 171
  },
  "hsl": {
    "h": 204.407,
    "s": 52.679,
    "l": 43.922
  },
  "oklch": {
    "l": 0.56009,
    "c": 0.10219,
    "h": 241.8
  },
  "luminance": 0.17863
}

Semantic roles & 50–950 ramp

primary

#357BAB

secondary

#C2977A

accent

#864CDC

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #357BAB

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

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