#274E63#274E63

#274E63 is a dark, muted cyan. Relative luminance 0.068; OKLCH L 40.5% C 0.057 H 234.1°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#274E63
RGB	rgb(39, 78, 99)
HSL	hsl(201, 43%, 27%)
HSV	hsv(201, 61%, 39%)
CMYK	cmyk(60.6%, 21.2%, 0%, 61.2%)
CIE-LAB	lab(31.30, -6.90, -16.43)
CIE-LCH	lch(31.30, 17.82, 247.23°)
OKLab	oklab(40.48% -0.0332 -0.0458)
OKLCH	oklch(40.48% 0.057 234.1)
XYZ	xyz(5.8124, 6.7804, 12.8044)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274E63 #633C27

analogous

#27635A #274E63 #273063

triadic

#274E63 #63274E #4E6327

tetradic

#274E63 #5A2763 #633C27 #306327

square

#274E63 #5A2763 #633C27 #306327

split-complementary

#274E63 #632730 #635A27

monochromatic

#091116 #162B37 #274E63 #38718F #4C92B8

Accessibility & contrast

On white

8.91

#274E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#274E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274E63

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274E63	#FFFFFF	#000000	##FFFFFF
##274E63	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444D64

Deuteranopia (green-blind)

#3C4763

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #274e63;
/* rgb */ color: rgb(39, 78, 99);
/* oklch */ color: oklch(40.5% 0.057 234.1);

Tailwind

colors: {
  custom: {
    50: '#677f8f',
    500: '#274e63',
    950: '#000000',
  },
}

SCSS

$custom: #274e63;
$custom-light: #677f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#274e63",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 99
  },
  "hsl": {
    "h": 201,
    "s": 43.478,
    "l": 27.059
  },
  "oklch": {
    "l": 0.40483,
    "c": 0.05661,
    "h": 234.1
  },
  "luminance": 0.06781
}

Semantic roles & 50–950 ramp

primary

#274E63

secondary

#966850

accent

#8155D3

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #274E63

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

Preview Lab → · Contrast checker → · Palette generator →