#357CCA#357CCA

#357CCA is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 58.0% C 0.140 H 253.2°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#357CCA
RGB	rgb(53, 124, 202)
HSL	hsl(211, 58%, 50%)
HSV	hsv(211, 74%, 79%)
CMYK	cmyk(73.8%, 38.6%, 0%, 20.8%)
CIE-LAB	lab(51.19, 4.43, -46.83)
CIE-LCH	lch(51.19, 47.04, 275.40°)
OKLab	oklab(57.99% -0.0404 -0.1335)
OKLCH	oklch(57.99% 0.14 253.2)
XYZ	xyz(19.3325, 19.4343, 58.5980)
Luminance	0.1944 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357CCA #CA8335

analogous

#35C7CA #357CCA #3835CA

triadic

#357CCA #CA357C #7CCA35

tetradic

#357CCA #CA35C7 #CA8335 #35CA38

square

#357CCA #CA35C7 #CA8335 #35CA38

split-complementary

#357CCA #CA3835 #C7CA35

monochromatic

#1C4069 #285E9A #357CCA #659BD7 #96BBE3

Accessibility & contrast

On white

4.30

#357CCA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#357CCA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357CCA

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357CCA	#FFFFFF	#000000	##000000
##357CCA	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5881CD

Deuteranopia (green-blind)

#4074C8

Tritanopia (blue-blind)

#008E99

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #357cca;
/* rgb */ color: rgb(53, 124, 202);
/* oklch */ color: oklch(58.0% 0.140 253.2);

Tailwind

colors: {
  custom: {
    50: '#7fa1da',
    500: '#357cca',
    950: '#000000',
  },
}

SCSS

$custom: #357cca;
$custom-light: #7fa1da;
$custom-dark: #000000;

JSON

{
  "hex": "#357cca",
  "rgb": {
    "r": 53,
    "g": 124,
    "b": 202
  },
  "hsl": {
    "h": 211.409,
    "s": 58.431,
    "l": 50
  },
  "oklch": {
    "l": 0.57987,
    "c": 0.13952,
    "h": 253.2
  },
  "luminance": 0.19436
}

Semantic roles & 50–950 ramp

primary

#357CCA

secondary

#CFAF8C

accent

#9846E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #357CCA

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

Preview Lab → · Contrast checker → · Palette generator →