#063440#063440

#063440 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.2% C 0.051 H 220.2°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#063440
RGB	rgb(6, 52, 64)
HSL	hsl(192, 83%, 14%)
HSV	hsv(192, 91%, 25%)
CMYK	cmyk(90.6%, 18.8%, 0%, 74.9%)
CIE-LAB	lab(19.49, -9.89, -11.76)
CIE-LCH	lch(19.49, 15.37, 229.94°)
OKLab	oklab(30.2% -0.039 -0.0329)
OKLCH	oklch(30.2% 0.051 220.2)
XYZ	xyz(2.2281, 2.8646, 5.2850)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#063440 #401206

analogous

#06402F #063440 #061740

triadic

#063440 #400634 #344006

tetradic

#063440 #2F0640 #401206 #174006

square

#063440 #2F0640 #401206 #174006

split-complementary

#063440 #400617 #402F06

monochromatic

#03171C #03171C #063440 #0B6178 #108FB0

Accessibility & contrast

On white

13.35

#063440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#063440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #063440

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##063440	#FFFFFF	#000000	##FFFFFF
##063440	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3241

Deuteranopia (green-blind)

#252D40

Tritanopia (blue-blind)

#003838

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #063440;
/* rgb */ color: rgb(6, 52, 64);
/* oklch */ color: oklch(30.2% 0.051 220.2);

Tailwind

colors: {
  custom: {
    50: '#526b74',
    500: '#063440',
    950: '#000000',
  },
}

SCSS

$custom: #063440;
$custom-light: #526b74;
$custom-dark: #000000;

JSON

{
  "hex": "#063440",
  "rgb": {
    "r": 6,
    "g": 52,
    "b": 64
  },
  "hsl": {
    "h": 192.414,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.30195,
    "c": 0.05106,
    "h": 220.2
  },
  "luminance": 0.02865
}

Semantic roles & 50–950 ramp

primary

#063440

secondary

#803522

accent

#592FF9

background

#F4F6F7

surface

#E7EBED

border

#C3C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #063440

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

Preview Lab → · Contrast checker → · Palette generator →