#599CCF#599CCF

#599CCF is a light, moderate cyan. Relative luminance 0.304; OKLCH L 66.9% C 0.102 H 243.1°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#599CCF
RGB	rgb(89, 156, 207)
HSL	hsl(206, 55%, 58%)
HSV	hsv(206, 57%, 81%)
CMYK	cmyk(57%, 24.6%, 0%, 18.8%)
CIE-LAB	lab(62.00, -6.45, -32.57)
CIE-LCH	lch(62.00, 33.20, 258.80°)
OKLab	oklab(66.93% -0.0463 -0.0913)
OKLCH	oklch(66.93% 0.102 243.1)
XYZ	xyz(27.2666, 30.4034, 63.4509)
Luminance	0.3041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599CCF #CF8C59

analogous

#59CFC7 #599CCF #5961CF

triadic

#599CCF #CF599C #9CCF59

tetradic

#599CCF #C759CF #CF8C59 #61CF59

square

#599CCF #C759CF #CF8C59 #61CF59

split-complementary

#599CCF #CF5961 #CFC759

monochromatic

#275D87 #357EB6 #599CCF #88B8DD #B8D5EA

Accessibility & contrast

On white

2.97

#599CCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#599CCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #599CCF

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599CCF	#FFFFFF	#000000	##000000
##599CCF	1.00	2.97	7.08	7.08
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869CD1

Deuteranopia (green-blind)

#7691CE

Tritanopia (blue-blind)

#00A8AD

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #599ccf;
/* rgb */ color: rgb(89, 156, 207);
/* oklch */ color: oklch(66.9% 0.102 243.1);

Tailwind

colors: {
  custom: {
    50: '#91b9de',
    500: '#599ccf',
    950: '#000000',
  },
}

SCSS

$custom: #599ccf;
$custom-light: #91b9de;
$custom-dark: #000000;

JSON

{
  "hex": "#599ccf",
  "rgb": {
    "r": 89,
    "g": 156,
    "b": 207
  },
  "hsl": {
    "h": 205.932,
    "s": 55.14,
    "l": 58.039
  },
  "oklch": {
    "l": 0.66932,
    "c": 0.10233,
    "h": 243.1
  },
  "luminance": 0.30406
}

Semantic roles & 50–950 ramp

primary

#599CCF

secondary

#D9BFAA

accent

#8A49DE

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #599CCF

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

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