#42687F#42687F

#42687F is a mid, muted cyan. Relative luminance 0.126; OKLCH L 49.8% C 0.057 H 236.1°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#42687F
RGB	rgb(66, 104, 127)
HSL	hsl(203, 32%, 38%)
HSV	hsv(203, 48%, 50%)
CMYK	cmyk(48%, 18.1%, 0%, 50.2%)
CIE-LAB	lab(42.14, -6.74, -16.98)
CIE-LCH	lch(42.14, 18.27, 248.34°)
OKLab	oklab(49.84% -0.0316 -0.0471)
OKLCH	oklch(49.84% 0.057 236.1)
XYZ	xyz(11.0265, 12.5904, 21.9237)
Luminance	0.1259 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42687F #7F5942

analogous

#427F77 #42687F #42497F

triadic

#42687F #7F4268 #687F42

tetradic

#42687F #77427F #7F5942 #497F42

square

#42687F #77427F #7F5942 #497F42

split-complementary

#42687F #7F4249 #7F7742

monochromatic

#18262E #2D4757 #42687F #5789A7 #7FA5BC

Accessibility & contrast

On white

5.97

#42687F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#42687F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42687F

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42687F	#FFFFFF	#000000	##FFFFFF
##42687F	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6780

Deuteranopia (green-blind)

#55617F

Tritanopia (blue-blind)

#276E6F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #42687f;
/* rgb */ color: rgb(66, 104, 127);
/* oklch */ color: oklch(49.8% 0.057 236.1);

Tailwind

colors: {
  custom: {
    50: '#7a93a4',
    500: '#42687f',
    950: '#000000',
  },
}

SCSS

$custom: #42687f;
$custom-light: #7a93a4;
$custom-dark: #000000;

JSON

{
  "hex": "#42687f",
  "rgb": {
    "r": 66,
    "g": 104,
    "b": 127
  },
  "hsl": {
    "h": 202.623,
    "s": 31.606,
    "l": 37.843
  },
  "oklch": {
    "l": 0.49837,
    "c": 0.05672,
    "h": 236.1
  },
  "luminance": 0.12591
}

Semantic roles & 50–950 ramp

primary

#42687F

secondary

#A78875

accent

#8760C8

background

#F7F9FA

surface

#EEF1F4

border

#C9CBCE

text

#090D0F

muted

#7B7E7F

Preview Lab

Preview with #42687F

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

Preview Lab → · Contrast checker → · Palette generator →