#4587CA#4587CA

#4587CA is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.1% C 0.123 H 250.8°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#4587CA
RGB	rgb(69, 135, 202)
HSL	hsl(210, 56%, 53%)
HSV	hsv(210, 66%, 79%)
CMYK	cmyk(65.8%, 33.2%, 0%, 20.8%)
CIE-LAB	lab(54.92, 0.24, -40.89)
CIE-LCH	lch(54.92, 40.89, 270.34°)
OKLab	oklab(61.06% -0.0403 -0.1158)
OKLCH	oklch(61.06% 0.123 250.8)
XYZ	xyz(21.7750, 22.8552, 59.1296)
Luminance	0.2286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4587CA #CA8845

analogous

#45C9CA #4587CA #4545CA

triadic

#4587CA #CA4587 #87CA45

tetradic

#4587CA #CA45C9 #CA8845 #45CA45

square

#4587CA #CA45C9 #CA8845 #45CA45

split-complementary

#4587CA #CA4545 #C9CA45

monochromatic

#214A74 #2F68A3 #4587CA #75A6D8 #A4C4E5

Accessibility & contrast

On white

3.77

#4587CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#4587CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4587CA

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4587CA	#FFFFFF	#000000	##000000
##4587CA	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8ACD

Deuteranopia (green-blind)

#577EC9

Tritanopia (blue-blind)

#00979F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4587ca;
/* rgb */ color: rgb(69, 135, 202);
/* oklch */ color: oklch(61.1% 0.123 250.8);

Tailwind

colors: {
  custom: {
    50: '#86a9da',
    500: '#4587ca',
    950: '#000000',
  },
}

SCSS

$custom: #4587ca;
$custom-light: #86a9da;
$custom-dark: #000000;

JSON

{
  "hex": "#4587ca",
  "rgb": {
    "r": 69,
    "g": 135,
    "b": 202
  },
  "hsl": {
    "h": 210.226,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.61063,
    "c": 0.12262,
    "h": 250.8
  },
  "luminance": 0.22857
}

Semantic roles & 50–950 ramp

primary

#4587CA

secondary

#D2B699

accent

#9449DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4587CA

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

Preview Lab → · Contrast checker → · Palette generator →