#357AAB#357AAB

#357AAB is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.8% C 0.103 H 242.7°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#357AAB
RGB	rgb(53, 122, 171)
HSL	hsl(205, 53%, 44%)
HSV	hsv(205, 69%, 67%)
CMYK	cmyk(69%, 28.7%, 0%, 32.9%)
CIE-LAB	lab(49.03, -5.50, -32.42)
CIE-LCH	lch(49.03, 32.88, 260.37°)
OKLab	oklab(55.77% -0.0472 -0.0915)
OKLCH	oklch(55.77% 0.103 242.7)
XYZ	xyz(15.7756, 17.6145, 41.0887)
Luminance	0.1762 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357AAB #AB6635

analogous

#35ABA1 #357AAB #353FAB

triadic

#357AAB #AB357A #7AAB35

tetradic

#357AAB #A135AB #AB6635 #3FAB35

square

#357AAB #A135AB #AB6635 #3FAB35

split-complementary

#357AAB #AB353F #ABA135

monochromatic

#18374E #27597C #357AAB #5399CA #82B5D8

Accessibility & contrast

On white

4.64

#357AAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#357AAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #357AAB

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357AAB	#FFFFFF	#000000	##FFFFFF
##357AAB	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647BAD

Deuteranopia (green-blind)

#546FAA

Tritanopia (blue-blind)

#00868B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #357aab;
/* rgb */ color: rgb(53, 122, 171);
/* oklch */ color: oklch(55.8% 0.103 242.7);

Tailwind

colors: {
  custom: {
    50: '#7aa0c4',
    500: '#357aab',
    950: '#000000',
  },
}

SCSS

$custom: #357aab;
$custom-light: #7aa0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#357aab",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 171
  },
  "hsl": {
    "h": 204.915,
    "s": 52.679,
    "l": 43.922
  },
  "oklch": {
    "l": 0.5577,
    "c": 0.10293,
    "h": 242.7
  },
  "luminance": 0.17616
}

Semantic roles & 50–950 ramp

primary

#357AAB

secondary

#C2987A

accent

#884CDC

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #357AAB

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

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