#4088CA#4088CA

#4088CA is a mid, vivid cyan. Relative luminance 0.230; OKLCH L 61.1% C 0.124 H 248.8°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#4088CA
RGB	rgb(64, 136, 202)
HSL	hsl(209, 57%, 52%)
HSV	hsv(209, 68%, 79%)
CMYK	cmyk(68.3%, 32.7%, 0%, 20.8%)
CIE-LAB	lab(55.03, -1.16, -40.73)
CIE-LCH	lch(55.03, 40.75, 268.36°)
OKLab	oklab(61.1% -0.0448 -0.1154)
OKLCH	oklch(61.1% 0.124 248.8)
XYZ	xyz(21.5752, 22.9603, 59.1604)
Luminance	0.2296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4088CA #CA8240

analogous

#40CAC7 #4088CA #4043CA

triadic

#4088CA #CA4088 #88CA40

tetradic

#4088CA #C740CA #CA8240 #43CA40

square

#4088CA #C740CA #CA8240 #43CA40

split-complementary

#4088CA #CA4043 #CAC740

monochromatic

#1F4A70 #2C69A0 #4088CA #70A6D7 #A0C4E5

Accessibility & contrast

On white

3.75

#4088CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#4088CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088CA

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4088CA	#FFFFFF	#000000	##000000
##4088CA	1.00	3.75	5.59	5.59
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B8BCD

Deuteranopia (green-blind)

#577EC9

Tritanopia (blue-blind)

#0098A0

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4088ca;
/* rgb */ color: rgb(64, 136, 202);
/* oklch */ color: oklch(61.1% 0.124 248.8);

Tailwind

colors: {
  custom: {
    50: '#84aada',
    500: '#4088ca',
    950: '#000000',
  },
}

SCSS

$custom: #4088ca;
$custom-light: #84aada;
$custom-dark: #000000;

JSON

{
  "hex": "#4088ca",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 202
  },
  "hsl": {
    "h": 208.696,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.61097,
    "c": 0.12378,
    "h": 248.8
  },
  "luminance": 0.22963
}

Semantic roles & 50–950 ramp

primary

#4088CA

secondary

#D1B295

accent

#9148E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4088CA

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

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