#357DBC#357DBC

#357DBC is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.121 H 248.1°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#357DBC
RGB	rgb(53, 125, 188)
HSL	hsl(208, 56%, 47%)
HSV	hsv(208, 72%, 74%)
CMYK	cmyk(71.8%, 33.5%, 0%, 26.3%)
CIE-LAB	lab(50.75, -1.24, -39.53)
CIE-LCH	lch(50.75, 39.55, 268.20°)
OKLab	oklab(57.4% -0.045 -0.1121)
OKLCH	oklch(57.4% 0.121 248.1)
XYZ	xyz(17.8755, 19.0530, 50.3027)
Luminance	0.1905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357DBC #BC7435

analogous

#35BCB8 #357DBC #3539BC

triadic

#357DBC #BC357D #7DBC35

tetradic

#357DBC #B835BC #BC7435 #39BC35

square

#357DBC #B835BC #BC7435 #39BC35

split-complementary

#357DBC #BC3539 #BCB835

monochromatic

#1A3E5D #285D8C #357DBC #5D9BD1 #8DB8DF

Accessibility & contrast

On white

4.36

#357DBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#357DBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357DBC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357DBC	#FFFFFF	#000000	##000000
##357DBC	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6180BF

Deuteranopia (green-blind)

#4D73BB

Tritanopia (blue-blind)

#008C94

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357dbc;
/* rgb */ color: rgb(53, 125, 188);
/* oklch */ color: oklch(57.4% 0.121 248.1);

Tailwind

colors: {
  custom: {
    50: '#7da2d0',
    500: '#357dbc',
    950: '#000000',
  },
}

SCSS

$custom: #357dbc;
$custom-light: #7da2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#357dbc",
  "rgb": {
    "r": 53,
    "g": 125,
    "b": 188
  },
  "hsl": {
    "h": 208,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57401,
    "c": 0.12084,
    "h": 248.1
  },
  "luminance": 0.19055
}

Semantic roles & 50–950 ramp

primary

#357DBC

secondary

#C9A484

accent

#8F48DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #357DBC

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

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