#284F65#284F65

#284F65 is a dark, muted cyan. Relative luminance 0.070; OKLCH L 40.9% C 0.058 H 235.3°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#284F65
RGB	rgb(40, 79, 101)
HSL	hsl(202, 43%, 28%)
HSV	hsv(202, 60%, 40%)
CMYK	cmyk(60.4%, 21.8%, 0%, 60.4%)
CIE-LAB	lab(31.77, -6.59, -16.98)
CIE-LCH	lch(31.77, 18.21, 248.78°)
OKLab	oklab(40.89% -0.0328 -0.0474)
OKLCH	oklch(40.89% 0.058 235.3)
XYZ	xyz(6.0191, 6.9821, 13.3399)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284F65 #653E28

analogous

#28655C #284F65 #283165

triadic

#284F65 #65284F #4F6528

tetradic

#284F65 #5C2865 #653E28 #316528

square

#284F65 #5C2865 #653E28 #316528

split-complementary

#284F65 #652831 #655C28

monochromatic

#091116 #172D39 #284F65 #397191 #4E93B9

Accessibility & contrast

On white

8.76

#284F65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#284F65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284F65

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284F65	#FFFFFF	#000000	##FFFFFF
##284F65	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454E66

Deuteranopia (green-blind)

#3C4865

Tritanopia (blue-blind)

#005556

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #284f65;
/* rgb */ color: rgb(40, 79, 101);
/* oklch */ color: oklch(40.9% 0.058 235.3);

Tailwind

colors: {
  custom: {
    50: '#688091',
    500: '#284f65',
    950: '#000000',
  },
}

SCSS

$custom: #284f65;
$custom-light: #688091;
$custom-dark: #000000;

JSON

{
  "hex": "#284f65",
  "rgb": {
    "r": 40,
    "g": 79,
    "b": 101
  },
  "hsl": {
    "h": 201.639,
    "s": 43.262,
    "l": 27.647
  },
  "oklch": {
    "l": 0.40894,
    "c": 0.05766,
    "h": 235.3
  },
  "luminance": 0.06983
}

Semantic roles & 50–950 ramp

primary

#284F65

secondary

#986B51

accent

#8255D3

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #284F65

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

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