#437599#437599

#437599 is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.3% C 0.078 H 241.5°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#437599
RGB	rgb(67, 117, 153)
HSL	hsl(205, 39%, 43%)
HSV	hsv(205, 56%, 60%)
CMYK	cmyk(56.2%, 23.5%, 0%, 40%)
CIE-LAB	lab(47.25, -5.95, -24.60)
CIE-LCH	lch(47.25, 25.31, 256.40°)
OKLab	oklab(54.26% -0.0374 -0.0688)
OKLCH	oklch(54.26% 0.078 241.5)
XYZ	xyz(14.4237, 16.2145, 32.5004)
Luminance	0.1622 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437599 #996743

analogous

#439992 #437599 #434A99

triadic

#437599 #994375 #759943

tetradic

#437599 #924399 #996743 #4A9943

square

#437599 #924399 #996743 #4A9943

split-complementary

#437599 #99434A #999243

monochromatic

#1E3444 #30546E #437599 #6094B9 #8AB1CC

Accessibility & contrast

On white

4.95

#437599 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#437599 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #437599

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437599	#FFFFFF	#000000	##FFFFFF
##437599	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65759B

Deuteranopia (green-blind)

#5A6C98

Tritanopia (blue-blind)

#007E81

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #437599;
/* rgb */ color: rgb(67, 117, 153);
/* oklch */ color: oklch(54.3% 0.078 241.5);

Tailwind

colors: {
  custom: {
    50: '#7e9cb7',
    500: '#437599',
    950: '#000000',
  },
}

SCSS

$custom: #437599;
$custom-light: #7e9cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#437599",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 153
  },
  "hsl": {
    "h": 205.116,
    "s": 39.091,
    "l": 43.137
  },
  "oklch": {
    "l": 0.54256,
    "c": 0.07829,
    "h": 241.5
  },
  "luminance": 0.16216
}

Semantic roles & 50–950 ramp

primary

#437599

secondary

#B79781

accent

#8A59CF

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #437599

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

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