#2F4E63#2F4E63

#2F4E63 is a dark, muted cyan. Relative luminance 0.070; OKLCH L 40.9% C 0.051 H 239.3°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#2F4E63
RGB	rgb(47, 78, 99)
HSL	hsl(204, 36%, 29%)
HSV	hsv(204, 53%, 39%)
CMYK	cmyk(52.5%, 21.2%, 0%, 61.2%)
CIE-LAB	lab(31.70, -4.90, -15.78)
CIE-LCH	lch(31.70, 16.53, 252.76°)
OKLab	oklab(40.91% -0.026 -0.0439)
OKLCH	oklch(40.91% 0.051 239.3)
XYZ	xyz(6.1480, 6.9535, 12.8201)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4E63 #63442F

analogous

#2F635E #2F4E63 #2F3463

triadic

#2F4E63 #632F4E #4E632F

tetradic

#2F4E63 #5E2F63 #63442F #34632F

square

#2F4E63 #5E2F63 #63442F #34632F

split-complementary

#2F4E63 #632F34 #635E2F

monochromatic

#0A1015 #1B2D39 #2F4E63 #436F8C #5B8EB1

Accessibility & contrast

On white

8.78

#2F4E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2F4E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4E63

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4E63	#FFFFFF	#000000	##FFFFFF
##2F4E63	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454E64

Deuteranopia (green-blind)

#3E4863

Tritanopia (blue-blind)

#155355

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2f4e63;
/* rgb */ color: rgb(47, 78, 99);
/* oklch */ color: oklch(40.9% 0.051 239.3);

Tailwind

colors: {
  custom: {
    50: '#6b7f8f',
    500: '#2f4e63',
    950: '#000000',
  },
}

SCSS

$custom: #2f4e63;
$custom-light: #6b7f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4e63",
  "rgb": {
    "r": 47,
    "g": 78,
    "b": 99
  },
  "hsl": {
    "h": 204.231,
    "s": 35.616,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40908,
    "c": 0.05103,
    "h": 239.3
  },
  "luminance": 0.06954
}

Semantic roles & 50–950 ramp

primary

#2F4E63

secondary

#957159

accent

#895CCC

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#070A0C

muted

#7A7C7D

Preview Lab

Preview with #2F4E63

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

Preview Lab → · Contrast checker → · Palette generator →