#357CB7#357CB7

#357CB7 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.9% C 0.116 H 246.8°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#357CB7
RGB	rgb(53, 124, 183)
HSL	hsl(207, 55%, 46%)
HSV	hsv(207, 71%, 72%)
CMYK	cmyk(71%, 32.2%, 0%, 28.2%)
CIE-LAB	lab(50.20, -2.44, -37.51)
CIE-LCH	lch(50.20, 37.59, 266.28°)
OKLab	oklab(56.89% -0.0455 -0.1063)
OKLCH	oklch(56.89% 0.116 246.8)
XYZ	xyz(17.2199, 18.5892, 47.4711)
Luminance	0.1859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357CB7 #B77035

analogous

#35B7B1 #357CB7 #353BB7

triadic

#357CB7 #B7357C #7CB735

tetradic

#357CB7 #B135B7 #B77035 #3BB735

square

#357CB7 #B135B7 #B77035 #3BB735

split-complementary

#357CB7 #B7353B #B7B135

monochromatic

#1A3C58 #275C88 #357CB7 #5A9ACF #89B7DD

Accessibility & contrast

On white

4.45

#357CB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#357CB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357CB7

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357CB7	#FFFFFF	#000000	##000000
##357CB7	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617EBA

Deuteranopia (green-blind)

#4F72B6

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #357cb7;
/* rgb */ color: rgb(53, 124, 183);
/* oklch */ color: oklch(56.9% 0.116 246.8);

Tailwind

colors: {
  custom: {
    50: '#7ca1cd',
    500: '#357cb7',
    950: '#000000',
  },
}

SCSS

$custom: #357cb7;
$custom-light: #7ca1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#357cb7",
  "rgb": {
    "r": 53,
    "g": 124,
    "b": 183
  },
  "hsl": {
    "h": 207.231,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56889,
    "c": 0.11561,
    "h": 246.8
  },
  "luminance": 0.18591
}

Semantic roles & 50–950 ramp

primary

#357CB7

secondary

#C7A181

accent

#8D49DE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #357CB7

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

Preview Lab → · Contrast checker → · Palette generator →