#357FAB#357FAB

#357FAB is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.0% C 0.099 H 238.2°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#357FAB
RGB	rgb(53, 127, 171)
HSL	hsl(202, 53%, 44%)
HSV	hsv(202, 69%, 67%)
CMYK	cmyk(69%, 25.7%, 0%, 32.9%)
CIE-LAB	lab(50.54, -8.42, -30.05)
CIE-LCH	lch(50.54, 31.21, 254.35°)
OKLab	oklab(56.97% -0.0524 -0.0846)
OKLCH	oklch(56.97% 0.099 238.2)
XYZ	xyz(16.4054, 18.8741, 41.2987)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357FAB #AB6135

analogous

#35AB9C #357FAB #3544AB

triadic

#357FAB #AB357F #7FAB35

tetradic

#357FAB #9C35AB #AB6135 #44AB35

square

#357FAB #9C35AB #AB6135 #44AB35

split-complementary

#357FAB #AB3544 #AB9C35

monochromatic

#183A4E #275C7C #357FAB #539ECA #82B8D8

Accessibility & contrast

On white

4.40

#357FAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#357FAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357FAB

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357FAB	#FFFFFF	#000000	##000000
##357FAB	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7FAD

Deuteranopia (green-blind)

#5A73AA

Tritanopia (blue-blind)

#008A8E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #357fab;
/* rgb */ color: rgb(53, 127, 171);
/* oklch */ color: oklch(57.0% 0.099 238.2);

Tailwind

colors: {
  custom: {
    50: '#7aa4c4',
    500: '#357fab',
    950: '#000000',
  },
}

SCSS

$custom: #357fab;
$custom-light: #7aa4c4;
$custom-dark: #000000;

JSON

{
  "hex": "#357fab",
  "rgb": {
    "r": 53,
    "g": 127,
    "b": 171
  },
  "hsl": {
    "h": 202.373,
    "s": 52.679,
    "l": 43.922
  },
  "oklch": {
    "l": 0.5697,
    "c": 0.09949,
    "h": 238.2
  },
  "luminance": 0.18876
}

Semantic roles & 50–950 ramp

primary

#357FAB

secondary

#C2957A

accent

#824CDC

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #357FAB

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

Preview Lab → · Contrast checker → · Palette generator →