#5990CB#5990CB

#5990CB is a light, moderate cyan. Relative luminance 0.264; OKLCH L 64.0% C 0.107 H 251.4°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX#5990CB
RGBrgb(89, 144, 203)
HSLhsl(211, 52%, 57%)
HSVhsv(211, 56%, 80%)
CMYKcmyk(56.2%, 29.1%, 0%, 20.4%)
CIE-LABlab(58.40, -0.88, -35.94)
CIE-LCHlch(58.40, 35.96, 268.60°)
OKLaboklab(64.04% -0.0341 -0.1011)
OKLCHoklch(64.04% 0.107 251.4)
XYZxyz(24.8687, 26.3801, 60.2697)
Luminance0.2638 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5990CB #CB9459
analogous
#59C9CB #5990CB #5B59CB
triadic
#5990CB #CB5990 #90CB59
tetradic
#5990CB #CB59C9 #CB9459 #59CB5B
square
#5990CB #CB59C9 #CB9459 #59CB5B
split-complementary
#5990CB #CB5B59 #C9CB59
monochromatic
#285381 #3771B0 #5990CB #88AFDA #B6CEE8

Accessibility & contrast

On white

3.35
#5990CB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.28
#5990CB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5990CB
6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5990CB#FFFFFF#000000##000000
##5990CB1.003.356.286.28
#FFFFFF3.351.0021.0021.00
#0000006.2821.001.001.00
##0000006.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#7893CE
Deuteranopia (green-blind)
#6987CA
Tritanopia (blue-blind)
#009EA5
Achromatopsia (no color)
#8C8C8C

Design tokens & code

CSS
--color: #5990cb;
/* rgb */ color: rgb(89, 144, 203);
/* oklch */ color: oklch(64.0% 0.107 251.4);
Tailwind
colors: {
  custom: {
    50: '#90b0db',
    500: '#5990cb',
    950: '#000000',
  },
}
SCSS
$custom: #5990cb;
$custom-light: #90b0db;
$custom-dark: #000000;
JSON
{
  "hex": "#5990cb",
  "rgb": {
    "r": 89,
    "g": 144,
    "b": 203
  },
  "hsl": {
    "h": 211.053,
    "s": 52.294,
    "l": 57.255
  },
  "oklch": {
    "l": 0.64036,
    "c": 0.10668,
    "h": 251.4
  },
  "luminance": 0.26382
}

Semantic roles & 50–950 ramp

primary
#5990CB
secondary
#D7C1A9
accent
#964CDC
background
#F9FAFD
surface
#F2F4FB
border
#CCCED4
text
#0D1015
muted
#7E7F83

Preview Lab

Preview with #5990CB

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

Preview Lab → · Contrast checker → · Palette generator →

#5990CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva