#4089E2#4089E2

#4089E2 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.7% C 0.153 H 255.0°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4089E2
RGB	rgb(64, 137, 226)
HSL	hsl(213, 74%, 57%)
HSV	hsv(213, 72%, 89%)
CMYK	cmyk(71.7%, 39.4%, 0%, 11.4%)
CIE-LAB	lab(56.55, 6.69, -51.81)
CIE-LCH	lch(56.55, 52.24, 277.36°)
OKLab	oklab(62.69% -0.0396 -0.1478)
OKLCH	oklch(62.69% 0.153 255)
XYZ	xyz(24.7824, 24.4696, 75.3538)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4089E2 #E29940

analogous

#40DAE2 #4089E2 #4840E2

triadic

#4089E2 #E24089 #89E240

tetradic

#4089E2 #E240DA #E29940 #40E248

square

#4089E2 #E240DA #E29940 #40E248

split-complementary

#4089E2 #E24840 #DAE240

monochromatic

#164E92 #1E6AC7 #4089E2 #75AAEA #AACBF2

Accessibility & contrast

On white

3.56

#4089E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4089E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4089E2

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4089E2	#FFFFFF	#000000	##000000
##4089E2	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F90E6

Deuteranopia (green-blind)

#4681E0

Tritanopia (blue-blind)

#009EAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4089e2;
/* rgb */ color: rgb(64, 137, 226);
/* oklch */ color: oklch(62.7% 0.153 255.0);

Tailwind

colors: {
  custom: {
    50: '#88aaeb',
    500: '#4089e2',
    950: '#000000',
  },
}

SCSS

$custom: #4089e2;
$custom-light: #88aaeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4089e2",
  "rgb": {
    "r": 64,
    "g": 137,
    "b": 226
  },
  "hsl": {
    "h": 212.963,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.62693,
    "c": 0.15303,
    "h": 255
  },
  "luminance": 0.24472
}

Semantic roles & 50–950 ramp

primary

#4089E2

secondary

#E0C29E

accent

#9D38F0

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4089E2

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

Preview Lab → · Contrast checker → · Palette generator →