#43789B#43789B

#43789B is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.1% C 0.079 H 239.3°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#43789B
RGB	rgb(67, 120, 155)
HSL	hsl(204, 40%, 44%)
HSV	hsv(204, 57%, 61%)
CMYK	cmyk(56.8%, 22.6%, 0%, 39.2%)
CIE-LAB	lab(48.25, -7.06, -24.24)
CIE-LCH	lch(48.25, 25.25, 253.75°)
OKLab	oklab(55.07% -0.0402 -0.0677)
OKLCH	oklch(55.07% 0.079 239.3)
XYZ	xyz(14.9454, 16.9915, 33.4961)
Luminance	0.1699 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43789B #9B6643

analogous

#439B92 #43789B #434C9B

triadic

#43789B #9B4378 #789B43

tetradic

#43789B #92439B #9B6643 #4C9B43

square

#43789B #92439B #9B6643 #4C9B43

split-complementary

#43789B #9B434C #9B9243

monochromatic

#1E3646 #315770 #43789B #6197BB #8BB3CD

Accessibility & contrast

On white

4.77

#43789B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#43789B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #43789B

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43789B	#FFFFFF	#000000	##FFFFFF
##43789B	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68789D

Deuteranopia (green-blind)

#5C6F9A

Tritanopia (blue-blind)

#008184

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #43789b;
/* rgb */ color: rgb(67, 120, 155);
/* oklch */ color: oklch(55.1% 0.079 239.3);

Tailwind

colors: {
  custom: {
    50: '#7e9eb8',
    500: '#43789b',
    950: '#000000',
  },
}

SCSS

$custom: #43789b;
$custom-light: #7e9eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#43789b",
  "rgb": {
    "r": 67,
    "g": 120,
    "b": 155
  },
  "hsl": {
    "h": 203.864,
    "s": 39.64,
    "l": 43.529
  },
  "oklch": {
    "l": 0.55072,
    "c": 0.07878,
    "h": 239.3
  },
  "luminance": 0.16993
}

Semantic roles & 50–950 ramp

primary

#43789B

secondary

#B89782

accent

#8858D0

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #43789B

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

Preview Lab → · Contrast checker → · Palette generator →