#357FAD#357FAD

#357FAD is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.1% C 0.102 H 239.4°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#357FAD
RGB	rgb(53, 127, 173)
HSL	hsl(203, 53%, 44%)
HSV	hsv(203, 69%, 68%)
CMYK	cmyk(69.4%, 26.6%, 0%, 32.2%)
CIE-LAB	lab(50.63, -7.73, -31.07)
CIE-LCH	lch(50.63, 32.01, 256.03°)
OKLab	oklab(57.07% -0.0517 -0.0875)
OKLCH	oklch(57.07% 0.102 239.4)
XYZ	xyz(16.5975, 18.9510, 42.3102)
Luminance	0.1895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FAD #AD6335

analogous

#35AD9F #357FAD #3543AD

triadic

#357FAD #AD357F #7FAD35

tetradic

#357FAD #9F35AD #AD6335 #43AD35

square

#357FAD #9F35AD #AD6335 #43AD35

split-complementary

#357FAD #AD3543 #AD9F35

monochromatic

#183A4F #275D7E #357FAD #549DCB #83B8D9

Accessibility & contrast

On white

4.38

#357FAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#357FAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FAD

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FAD	#FFFFFF	#000000	##000000
##357FAD	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7FAF

Deuteranopia (green-blind)

#5973AC

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357fad;
/* rgb */ color: rgb(53, 127, 173);
/* oklch */ color: oklch(57.1% 0.102 239.4);

Tailwind

colors: {
  custom: {
    50: '#7aa4c5',
    500: '#357fad',
    950: '#000000',
  },
}

SCSS

$custom: #357fad;
$custom-light: #7aa4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#357fad",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 173
  },
  "hsl": {
    "h": 203,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.57071,
    "c": 0.10166,
    "h": 239.4
  },
  "luminance": 0.18953
}

Semantic roles & 50–950 ramp

primary

#357FAD

secondary

#C3977B

accent

#834BDD

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #357FAD

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

Preview Lab → · Contrast checker → · Palette generator →