#357FB1#357FB1

#357FB1 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.3% C 0.106 H 241.7°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#357FB1
RGB	rgb(53, 127, 177)
HSL	hsl(204, 54%, 45%)
HSV	hsv(204, 70%, 69%)
CMYK	cmyk(70.1%, 28.2%, 0%, 30.6%)
CIE-LAB	lab(50.81, -6.33, -33.09)
CIE-LCH	lch(50.81, 33.69, 259.17°)
OKLab	oklab(57.28% -0.0504 -0.0934)
OKLCH	oklch(57.28% 0.106 241.7)
XYZ	xyz(16.9903, 19.1081, 44.3793)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FB1 #B16735

analogous

#35B1A5 #357FB1 #3541B1

triadic

#357FB1 #B1357F #7FB135

tetradic

#357FB1 #A535B1 #B16735 #41B135

square

#357FB1 #A535B1 #B16735 #41B135

split-complementary

#357FB1 #B13541 #B1A535

monochromatic

#193B53 #275D82 #357FB1 #579DCD #86B8DB

Accessibility & contrast

On white

4.36

#357FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#357FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FB1

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FB1	#FFFFFF	#000000	##000000
##357FB1	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6880B3

Deuteranopia (green-blind)

#5774B0

Tritanopia (blue-blind)

#008B90

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357fb1;
/* rgb */ color: rgb(53, 127, 177);
/* oklch */ color: oklch(57.3% 0.106 241.7);

Tailwind

colors: {
  custom: {
    50: '#7ba4c8',
    500: '#357fb1',
    950: '#000000',
  },
}

SCSS

$custom: #357fb1;
$custom-light: #7ba4c8;
$custom-dark: #000000;

JSON

{
  "hex": "#357fb1",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 177
  },
  "hsl": {
    "h": 204.194,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.57277,
    "c": 0.10611,
    "h": 241.7
  },
  "luminance": 0.1911
}

Semantic roles & 50–950 ramp

primary

#357FB1

secondary

#C49A7D

accent

#864BDD

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #357FB1

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

Preview Lab → · Contrast checker → · Palette generator →