#357EAD#357EAD

#357EAD is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.8% C 0.102 H 240.3°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#357EAD
RGB	rgb(53, 126, 173)
HSL	hsl(204, 53%, 44%)
HSV	hsv(204, 69%, 68%)
CMYK	cmyk(69.4%, 27.2%, 0%, 32.2%)
CIE-LAB	lab(50.33, -7.14, -31.54)
CIE-LCH	lch(50.33, 32.34, 257.24°)
OKLab	oklab(56.83% -0.0507 -0.0889)
OKLCH	oklch(56.83% 0.102 240.3)
XYZ	xyz(16.4690, 18.6939, 42.2674)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357EAD #AD6435

analogous

#35ADA0 #357EAD #3542AD

triadic

#357EAD #AD357E #7EAD35

tetradic

#357EAD #A035AD #AD6435 #42AD35

square

#357EAD #A035AD #AD6435 #42AD35

split-complementary

#357EAD #AD3542 #ADA035

monochromatic

#183A4F #275C7E #357EAD #549CCB #83B7D9

Accessibility & contrast

On white

4.43

#357EAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#357EAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357EAD

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357EAD	#FFFFFF	#000000	##000000
##357EAD	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687EAF

Deuteranopia (green-blind)

#5873AC

Tritanopia (blue-blind)

#008A8E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #357ead;
/* rgb */ color: rgb(53, 126, 173);
/* oklch */ color: oklch(56.8% 0.102 240.3);

Tailwind

colors: {
  custom: {
    50: '#7aa3c5',
    500: '#357ead',
    950: '#000000',
  },
}

SCSS

$custom: #357ead;
$custom-light: #7aa3c5;
$custom-dark: #000000;

JSON

{
  "hex": "#357ead",
  "rgb": {
    "r": 53,
    "g": 126,
    "b": 173
  },
  "hsl": {
    "h": 203.5,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.56831,
    "c": 0.10233,
    "h": 240.3
  },
  "luminance": 0.18696
}

Semantic roles & 50–950 ramp

primary

#357EAD

secondary

#C3977B

accent

#844BDD

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #357EAD

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

Preview Lab → · Contrast checker → · Palette generator →