#425C63#425C63

#425C63 is a mid, muted cyan. Relative luminance 0.097; OKLCH L 45.7% C 0.033 H 216.2°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#425C63
RGB	rgb(66, 92, 99)
HSL	hsl(193, 20%, 32%)
HSV	hsv(193, 33%, 39%)
CMYK	cmyk(33.3%, 7.1%, 0%, 61.2%)
CIE-LAB	lab(37.32, -7.78, -7.14)
CIE-LCH	lch(37.32, 10.57, 222.55°)
OKLab	oklab(45.67% -0.0267 -0.0195)
OKLCH	oklch(45.67% 0.033 216.2)
XYZ	xyz(8.3253, 9.7130, 13.2381)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425C63 #634942

analogous

#42635A #425C63 #424C63

triadic

#425C63 #63425C #5C6342

tetradic

#425C63 #5A4263 #634942 #4C6342

square

#425C63 #5A4263 #634942 #4C6342

split-complementary

#425C63 #63424C #635A42

monochromatic

#11181A #2A3A3E #425C63 #5A7E88 #799DA6

Accessibility & contrast

On white

7.14

#425C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#425C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #425C63

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425C63	#FFFFFF	#000000	##FFFFFF
##425C63	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575A63

Deuteranopia (green-blind)

#525663

Tritanopia (blue-blind)

#375F5E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #425c63;
/* rgb */ color: rgb(66, 92, 99);
/* oklch */ color: oklch(45.7% 0.033 216.2);

Tailwind

colors: {
  custom: {
    50: '#778a8f',
    500: '#425c63',
    950: '#000000',
  },
}

SCSS

$custom: #425c63;
$custom-light: #778a8f;
$custom-dark: #000000;

JSON

{
  "hex": "#425c63",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 99
  },
  "hsl": {
    "h": 192.727,
    "s": 20,
    "l": 32.353
  },
  "oklch": {
    "l": 0.45666,
    "c": 0.03306,
    "h": 216.2
  },
  "luminance": 0.09713
}

Semantic roles & 50–950 ramp

primary

#425C63

secondary

#92766F

accent

#7C6BBD

background

#F7F8F8

surface

#EDF0F0

border

#C8CBCB

text

#090B0C

muted

#7B7C7D

Preview Lab

Preview with #425C63

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

Preview Lab → · Contrast checker → · Palette generator →