#4387AA#4387AA

#4387AA is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.4% C 0.087 H 233.3°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#4387AA
RGB	rgb(67, 135, 170)
HSL	hsl(200, 43%, 46%)
HSV	hsv(200, 61%, 67%)
CMYK	cmyk(60.6%, 20.6%, 0%, 33.3%)
CIE-LAB	lab(53.41, -10.81, -24.98)
CIE-LCH	lch(53.41, 27.22, 246.59°)
OKLab	oklab(59.37% -0.052 -0.0698)
OKLCH	oklch(59.37% 0.087 233.3)
XYZ	xyz(18.2316, 21.4218, 41.1964)
Luminance	0.2142 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387AA #AA6643

analogous

#43AA9A #4387AA #4354AA

triadic

#4387AA #AA4387 #87AA43

tetradic

#4387AA #9A43AA #AA6643 #54AA43

square

#4387AA #9A43AA #AA6643 #54AA43

split-complementary

#4387AA #AA4354 #AA9A43

monochromatic

#204152 #32647E #4387AA #67A4C3 #93BED4

Accessibility & contrast

On white

3.97

#4387AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#4387AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387AA

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387AA	#FFFFFF	#000000	##000000
##4387AA	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7686AC

Deuteranopia (green-blind)

#687BA9

Tritanopia (blue-blind)

#009093

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4387aa;
/* rgb */ color: rgb(67, 135, 170);
/* oklch */ color: oklch(59.4% 0.087 233.3);

Tailwind

colors: {
  custom: {
    50: '#81aac3',
    500: '#4387aa',
    950: '#000000',
  },
}

SCSS

$custom: #4387aa;
$custom-light: #81aac3;
$custom-dark: #000000;

JSON

{
  "hex": "#4387aa",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 170
  },
  "hsl": {
    "h": 200.388,
    "s": 43.46,
    "l": 46.471
  },
  "oklch": {
    "l": 0.59372,
    "c": 0.08709,
    "h": 233.3
  },
  "luminance": 0.21424
}

Semantic roles & 50–950 ramp

primary

#4387AA

secondary

#C09C89

accent

#8055D3

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #4387AA

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

Preview Lab → · Contrast checker → · Palette generator →