#274D64#274D64

#274D64 is a dark, muted cyan. Relative luminance 0.067; OKLCH L 40.3% C 0.058 H 237.2°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#274D64
RGB	rgb(39, 77, 100)
HSL	hsl(203, 44%, 27%)
HSV	hsv(203, 61%, 39%)
CMYK	cmyk(61%, 23%, 0%, 60.8%)
CIE-LAB	lab(31.02, -5.92, -17.50)
CIE-LCH	lch(31.02, 18.48, 251.30°)
OKLab	oklab(40.27% -0.0315 -0.0489)
OKLCH	oklch(40.27% 0.058 237.2)
XYZ	xyz(5.7900, 6.6587, 13.0342)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D64 #643E27

analogous

#27645D #274D64 #272F64

triadic

#274D64 #64274D #4D6427

tetradic

#274D64 #5D2764 #643E27 #2F6427

square

#274D64 #5D2764 #643E27 #2F6427

split-complementary

#274D64 #64272F #645D27

monochromatic

#091116 #162B38 #274D64 #386F90 #4C90B9

Accessibility & contrast

On white

9.01

#274D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#274D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D64

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D64	#FFFFFF	#000000	##FFFFFF
##274D64	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424D65

Deuteranopia (green-blind)

#3A4664

Tritanopia (blue-blind)

#005355

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #274d64;
/* rgb */ color: rgb(39, 77, 100);
/* oklch */ color: oklch(40.3% 0.058 237.2);

Tailwind

colors: {
  custom: {
    50: '#677e90',
    500: '#274d64',
    950: '#000000',
  },
}

SCSS

$custom: #274d64;
$custom-light: #677e90;
$custom-dark: #000000;

JSON

{
  "hex": "#274d64",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 100
  },
  "hsl": {
    "h": 202.623,
    "s": 43.885,
    "l": 27.255
  },
  "oklch": {
    "l": 0.40272,
    "c": 0.05821,
    "h": 237.2
  },
  "luminance": 0.06659
}

Semantic roles & 50–950 ramp

primary

#274D64

secondary

#976B50

accent

#8454D4

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #274D64

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

Preview Lab → · Contrast checker → · Palette generator →