#43739B#43739B

#43739B is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 53.9% C 0.082 H 245.3°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#43739B
RGB	rgb(67, 115, 155)
HSL	hsl(207, 40%, 44%)
HSV	hsv(207, 57%, 61%)
CMYK	cmyk(56.8%, 25.8%, 0%, 39.2%)
CIE-LAB	lab(46.74, -4.12, -26.58)
CIE-LCH	lch(46.74, 26.90, 261.19°)
OKLab	oklab(53.88% -0.0343 -0.0745)
OKLCH	oklch(53.88% 0.082 245.3)
XYZ	xyz(14.3597, 15.8201, 33.3008)
Luminance	0.1582 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43739B #9B6B43

analogous

#439B97 #43739B #43479B

triadic

#43739B #9B4373 #739B43

tetradic

#43739B #97439B #9B6B43 #479B43

square

#43739B #97439B #9B6B43 #479B43

split-complementary

#43739B #9B4347 #9B9743

monochromatic

#1E3446 #315370 #43739B #6192BB #8BAFCD

Accessibility & contrast

On white

5.04

#43739B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#43739B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #43739B

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43739B	#FFFFFF	#000000	##FFFFFF
##43739B	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62749D

Deuteranopia (green-blind)

#566B9A

Tritanopia (blue-blind)

#007D81

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #43739b;
/* rgb */ color: rgb(67, 115, 155);
/* oklch */ color: oklch(53.9% 0.082 245.3);

Tailwind

colors: {
  custom: {
    50: '#7e9bb8',
    500: '#43739b',
    950: '#000000',
  },
}

SCSS

$custom: #43739b;
$custom-light: #7e9bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#43739b",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 155
  },
  "hsl": {
    "h": 207.273,
    "s": 39.64,
    "l": 43.529
  },
  "oklch": {
    "l": 0.53877,
    "c": 0.082,
    "h": 245.3
  },
  "luminance": 0.15821
}

Semantic roles & 50–950 ramp

primary

#43739B

secondary

#B89A82

accent

#8E58D0

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #43739B

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

Preview Lab → · Contrast checker → · Palette generator →