#4088CD#4088CD

#4088CD is a mid, vivid cyan. Relative luminance 0.231; OKLCH L 61.3% C 0.127 H 249.8°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4088CD
RGB	rgb(64, 136, 205)
HSL	hsl(209, 59%, 53%)
HSV	hsv(209, 69%, 80%)
CMYK	cmyk(68.8%, 33.7%, 0%, 19.6%)
CIE-LAB	lab(55.18, -0.12, -42.20)
CIE-LCH	lch(55.18, 42.20, 269.84°)
OKLab	oklab(61.26% -0.0439 -0.1197)
OKLCH	oklch(61.26% 0.127 249.8)
XYZ	xyz(21.9338, 23.1038, 61.0493)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4088CD #CD8540

analogous

#40CDCC #4088CD #4041CD

triadic

#4088CD #CD4088 #88CD40

tetradic

#4088CD #CC40CD #CD8540 #41CD40

square

#4088CD #CC40CD #CD8540 #41CD40

split-complementary

#4088CD #CD4041 #CDCC40

monochromatic

#1E4A74 #2B69A5 #4088CD #71A6DA #A1C4E6

Accessibility & contrast

On white

3.74

#4088CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#4088CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4088CD

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4088CD	#FFFFFF	#000000	##000000
##4088CD	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#698BD0

Deuteranopia (green-blind)

#557ECC

Tritanopia (blue-blind)

#0098A1

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4088cd;
/* rgb */ color: rgb(64, 136, 205);
/* oklch */ color: oklch(61.3% 0.127 249.8);

Tailwind

colors: {
  custom: {
    50: '#84aadc',
    500: '#4088cd',
    950: '#000000',
  },
}

SCSS

$custom: #4088cd;
$custom-light: #84aadc;
$custom-dark: #000000;

JSON

{
  "hex": "#4088cd",
  "rgb": {
    "r": 64,
    "g": 136,
    "b": 205
  },
  "hsl": {
    "h": 209.362,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61262,
    "c": 0.12748,
    "h": 249.8
  },
  "luminance": 0.23106
}

Semantic roles & 50–950 ramp

primary

#4088CD

secondary

#D3B496

accent

#9246E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4088CD

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

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