#4374A5#4374A5

#4374A5 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.6% C 0.094 H 249.9°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4374A5
RGB	rgb(67, 116, 165)
HSL	hsl(210, 42%, 45%)
HSV	hsv(210, 59%, 65%)
CMYK	cmyk(59.4%, 29.7%, 0%, 35.3%)
CIE-LAB	lab(47.49, -1.40, -31.27)
CIE-LCH	lch(47.49, 31.30, 267.44°)
OKLab	oklab(54.62% -0.0322 -0.088)
OKLCH	oklch(54.62% 0.094 249.9)
XYZ	xyz(15.3492, 16.3993, 37.9465)
Luminance	0.1640 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4374A5 #A57443

analogous

#43A5A5 #4374A5 #4343A5

triadic

#4374A5 #A54374 #74A543

tetradic

#4374A5 #A543A5 #A57443 #43A543

square

#4374A5 #A543A5 #A57443 #43A543

split-complementary

#4374A5 #A54343 #A5A543

monochromatic

#20374E #315579 #4374A5 #6593C0 #90B1D2

Accessibility & contrast

On white

4.91

#4374A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#4374A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4374A5

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4374A5	#FFFFFF	#000000	##FFFFFF
##4374A5	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F76A7

Deuteranopia (green-blind)

#526CA4

Tritanopia (blue-blind)

#007F85

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4374a5;
/* rgb */ color: rgb(67, 116, 165);
/* oklch */ color: oklch(54.6% 0.094 249.9);

Tailwind

colors: {
  custom: {
    50: '#7f9bc0',
    500: '#4374a5',
    950: '#000000',
  },
}

SCSS

$custom: #4374a5;
$custom-light: #7f9bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#4374a5",
  "rgb": {
    "r": 67,
    "g": 116,
    "b": 165
  },
  "hsl": {
    "h": 210,
    "s": 42.241,
    "l": 45.49
  },
  "oklch": {
    "l": 0.54623,
    "c": 0.09375,
    "h": 249.9
  },
  "luminance": 0.16401
}

Semantic roles & 50–950 ramp

primary

#4374A5

secondary

#BDA286

accent

#9456D2

background

#F8F9FB

surface

#EFF2F7

border

#CACCD0

text

#0B0E12

muted

#7C7E81

Preview Lab

Preview with #4374A5

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

Preview Lab → · Contrast checker → · Palette generator →