#357BA5#357BA5

#357BA5 is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.7% C 0.096 H 238.3°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#357BA5
RGB	rgb(53, 123, 165)
HSL	hsl(203, 51%, 43%)
HSV	hsv(203, 68%, 65%)
CMYK	cmyk(67.9%, 25.5%, 0%, 35.3%)
CIE-LAB	lab(49.05, -8.18, -28.88)
CIE-LCH	lch(49.05, 30.01, 254.19°)
OKLab	oklab(55.7% -0.0503 -0.0812)
OKLCH	oklch(55.7% 0.096 238.3)
XYZ	xyz(15.3401, 17.6378, 38.1860)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357BA5 #A55F35

analogous

#35A597 #357BA5 #3543A5

triadic

#357BA5 #A5357B #7BA535

tetradic

#357BA5 #9735A5 #A55F35 #43A535

square

#357BA5 #9735A5 #A55F35 #43A535

split-complementary

#357BA5 #A53543 #A59735

monochromatic

#173648 #265877 #357BA5 #509AC7 #7FB5D6

Accessibility & contrast

On white

4.64

#357BA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#357BA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #357BA5

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357BA5	#FFFFFF	#000000	##FFFFFF
##357BA5	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677BA7

Deuteranopia (green-blind)

#5870A4

Tritanopia (blue-blind)

#008689

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #357ba5;
/* rgb */ color: rgb(53, 123, 165);
/* oklch */ color: oklch(55.7% 0.096 238.3);

Tailwind

colors: {
  custom: {
    50: '#79a1c0',
    500: '#357ba5',
    950: '#000000',
  },
}

SCSS

$custom: #357ba5;
$custom-light: #79a1c0;
$custom-dark: #000000;

JSON

{
  "hex": "#357ba5",
  "rgb": {
    "r": 53,
    "g": 123,
    "b": 165
  },
  "hsl": {
    "h": 202.5,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.55702,
    "c": 0.09552,
    "h": 238.3
  },
  "luminance": 0.17639
}

Semantic roles & 50–950 ramp

primary

#357BA5

secondary

#BF9277

accent

#824DDB

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #357BA5

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

Preview Lab → · Contrast checker → · Palette generator →