#4387E2#4387E2

#4387E2 is a light, vivid cyan. Relative luminance 0.240; OKLCH L 62.4% C 0.154 H 256.6°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#4387E2
RGB	rgb(67, 135, 226)
HSL	hsl(214, 73%, 57%)
HSV	hsv(214, 70%, 89%)
CMYK	cmyk(70.4%, 40.3%, 0%, 11.4%)
CIE-LAB	lab(56.10, 8.31, -52.53)
CIE-LCH	lch(56.10, 53.19, 278.99°)
OKLab	oklab(62.37% -0.0358 -0.1499)
OKLCH	oklch(62.37% 0.154 256.6)
XYZ	xyz(24.7012, 24.0096, 75.2693)
Luminance	0.2401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387E2 #E29E43

analogous

#43D6E2 #4387E2 #4F43E2

triadic

#4387E2 #E24387 #87E243

tetradic

#4387E2 #E243D6 #E29E43 #43E24F

square

#4387E2 #E243D6 #E29E43 #43E24F

split-complementary

#4387E2 #E24F43 #D6E243

monochromatic

#174C94 #1F68C9 #4387E2 #78A9EA #ADCBF2

Accessibility & contrast

On white

3.62

#4387E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#4387E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387E2

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387E2	#FFFFFF	#000000	##000000
##4387E2	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8EE6

Deuteranopia (green-blind)

#4380E0

Tritanopia (blue-blind)

#009CA9

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4387e2;
/* rgb */ color: rgb(67, 135, 226);
/* oklch */ color: oklch(62.4% 0.154 256.6);

Tailwind

colors: {
  custom: {
    50: '#89a9eb',
    500: '#4387e2',
    950: '#000000',
  },
}

SCSS

$custom: #4387e2;
$custom-light: #89a9eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4387e2",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 226
  },
  "hsl": {
    "h": 214.34,
    "s": 73.272,
    "l": 57.451
  },
  "oklch": {
    "l": 0.62366,
    "c": 0.15413,
    "h": 256.6
  },
  "luminance": 0.24012
}

Semantic roles & 50–950 ramp

primary

#4387E2

secondary

#E1C5A0

accent

#A138F0

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4387E2

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

Preview Lab → · Contrast checker → · Palette generator →