#357ACB#357ACB

#357ACB is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.6% C 0.143 H 254.4°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX#357ACB
RGBrgb(53, 122, 203)
HSLhsl(212, 59%, 50%)
HSVhsv(212, 74%, 80%)
CMYKcmyk(73.9%, 39.9%, 0%, 20.4%)
CIE-LABlab(50.67, 6.02, -48.23)
CIE-LCHlch(50.67, 48.61, 277.11°)
OKLaboklab(57.6% -0.0384 -0.1377)
OKLCHoklch(57.6% 0.143 254.4)
XYZxyz(19.2032, 18.9856, 59.1409)
Luminance0.1899 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#357ACB #CB8635
analogous
#35C5CB #357ACB #3B35CB
triadic
#357ACB #CB357A #7ACB35
tetradic
#357ACB #CB35C5 #CB8635 #35CB3B
square
#357ACB #CB35C5 #CB8635 #35CB3B
split-complementary
#357ACB #CB3B35 #C5CB35
monochromatic
#1B406A #285D9B #357ACB #669AD8 #96BAE4

Accessibility & contrast

On white

4.38
#357ACB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.80
#357ACB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357ACB
4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##357ACB#FFFFFF#000000##000000
##357ACB1.004.384.804.80
#FFFFFF4.381.0021.0021.00
#0000004.8021.001.001.00
##0000004.8021.001.001.00

Color blindness preview

Protanopia (red-blind)
#5480CE
Deuteranopia (green-blind)
#3B72C9
Tritanopia (blue-blind)
#008D98
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #357acb;
/* rgb */ color: rgb(53, 122, 203);
/* oklch */ color: oklch(57.6% 0.143 254.4);
Tailwind
colors: {
  custom: {
    50: '#809fdb',
    500: '#357acb',
    950: '#000000',
  },
}
SCSS
$custom: #357acb;
$custom-light: #809fdb;
$custom-dark: #000000;
JSON
{
  "hex": "#357acb",
  "rgb": {
    "r": 53,
    "g": 122,
    "b": 203
  },
  "hsl": {
    "h": 212.4,
    "s": 59.055,
    "l": 50.196
  },
  "oklch": {
    "l": 0.57599,
    "c": 0.14293,
    "h": 254.4
  },
  "luminance": 0.18988
}

Semantic roles & 50–950 ramp

primary
#357ACB
secondary
#CFB18C
accent
#9A46E2
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83

Preview Lab

Preview with #357ACB

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

Preview Lab → · Contrast checker → · Palette generator →

#357ACB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva