#4F90D2#4F90D2

#4F90D2 is a light, vivid cyan. Relative luminance 0.263; OKLCH L 63.9% C 0.120 H 250.5°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4F90D2
RGB	rgb(79, 144, 210)
HSL	hsl(210, 59%, 57%)
HSV	hsv(210, 62%, 82%)
CMYK	cmyk(62.4%, 31.4%, 0%, 17.6%)
CIE-LAB	lab(58.28, -0.57, -40.09)
CIE-LCH	lch(58.28, 40.09, 269.19°)
OKLab	oklab(63.93% -0.04 -0.1132)
OKLCH	oklch(63.93% 0.12 250.5)
XYZ	xyz(24.8263, 26.2596, 64.7205)
Luminance	0.2626 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F90D2 #D2914F

analogous

#4FD2D2 #4F90D2 #504FD2

triadic

#4F90D2 #D24F90 #90D24F

tetradic

#4F90D2 #D24FD2 #D2914F #4FD250

square

#4F90D2 #D24FD2 #D2914F #4FD250

split-complementary

#4F90D2 #D2504F #D2D24F

monochromatic

#225385 #2E71B5 #4F90D2 #80AFDE #B0CDEB

Accessibility & contrast

On white

3.36

#4F90D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#4F90D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F90D2

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F90D2	#FFFFFF	#000000	##000000
##4F90D2	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7493D5

Deuteranopia (green-blind)

#6286D1

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4f90d2;
/* rgb */ color: rgb(79, 144, 210);
/* oklch */ color: oklch(63.9% 0.120 250.5);

Tailwind

colors: {
  custom: {
    50: '#8cb0e0',
    500: '#4f90d2',
    950: '#000000',
  },
}

SCSS

$custom: #4f90d2;
$custom-light: #8cb0e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f90d2",
  "rgb": {
    "r": 79,
    "g": 144,
    "b": 210
  },
  "hsl": {
    "h": 210.229,
    "s": 59.276,
    "l": 56.667
  },
  "oklch": {
    "l": 0.63934,
    "c": 0.1201,
    "h": 250.5
  },
  "luminance": 0.26262
}

Semantic roles & 50–950 ramp

primary

#4F90D2

secondary

#D9BFA4

accent

#9445E2

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4F90D2

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

Preview Lab → · Contrast checker → · Palette generator →