#4087A4#4087A4

#4087A4 is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 59.0% C 0.083 H 227.5°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4087A4
RGB	rgb(64, 135, 164)
HSL	hsl(197, 44%, 45%)
HSV	hsv(197, 61%, 64%)
CMYK	cmyk(61%, 17.7%, 0%, 35.7%)
CIE-LAB	lab(53.06, -13.33, -22.08)
CIE-LCH	lch(53.06, 25.79, 238.88°)
OKLab	oklab(58.98% -0.0564 -0.0616)
OKLCH	oklch(58.98% 0.083 227.5)
XYZ	xyz(17.4766, 21.0966, 38.2658)
Luminance	0.2110 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087A4 #A45D40

analogous

#40A48F #4087A4 #4055A4

triadic

#4087A4 #A44087 #87A440

tetradic

#4087A4 #8F40A4 #A45D40 #55A440

square

#4087A4 #8F40A4 #A45D40 #55A440

split-complementary

#4087A4 #A44055 #A48F40

monochromatic

#1E3F4C #2F6378 #4087A4 #60A5C1 #8CBED2

Accessibility & contrast

On white

4.02

#4087A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#4087A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087A4

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087A4	#FFFFFF	#000000	##000000
##4087A4	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7885A5

Deuteranopia (green-blind)

#6A7AA4

Tritanopia (blue-blind)

#008F90

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4087a4;
/* rgb */ color: rgb(64, 135, 164);
/* oklch */ color: oklch(59.0% 0.083 227.5);

Tailwind

colors: {
  custom: {
    50: '#7eaabf',
    500: '#4087a4',
    950: '#000000',
  },
}

SCSS

$custom: #4087a4;
$custom-light: #7eaabf;
$custom-dark: #000000;

JSON

{
  "hex": "#4087a4",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 164
  },
  "hsl": {
    "h": 197.4,
    "s": 43.86,
    "l": 44.706
  },
  "oklch": {
    "l": 0.5898,
    "c": 0.08349,
    "h": 227.5
  },
  "luminance": 0.21098
}

Semantic roles & 50–950 ramp

primary

#4087A4

secondary

#BD9483

accent

#7954D4

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #4087A4

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

Preview Lab → · Contrast checker → · Palette generator →