#274151#274151

#274151 is a dark, muted cyan. Relative luminance 0.048; OKLCH L 36.2% C 0.042 H 236.6°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#274151
RGB	rgb(39, 65, 81)
HSL	hsl(203, 35%, 24%)
HSV	hsv(203, 52%, 32%)
CMYK	cmyk(51.9%, 19.8%, 0%, 68.2%)
CIE-LAB	lab(26.17, -4.85, -12.73)
CIE-LCH	lch(26.17, 13.62, 249.13°)
OKLab	oklab(36.15% -0.0233 -0.0353)
OKLCH	oklch(36.15% 0.042 236.6)
XYZ	xyz(4.2117, 4.8057, 8.4886)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274151 #513727

analogous

#27514C #274151 #272C51

triadic

#274151 #512741 #415127

tetradic

#274151 #4C2751 #513727 #2C5127

square

#274151 #4C2751 #513727 #2C5127

split-complementary

#274151 #51272C #514C27

monochromatic

#0A1115 #132028 #274151 #3B627A #4F83A4

Accessibility & contrast

On white

10.71

#274151 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#274151 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274151

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274151	#FFFFFF	#000000	##FFFFFF
##274151	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A4052

Deuteranopia (green-blind)

#343C51

Tritanopia (blue-blind)

#134546

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #274151;
/* rgb */ color: rgb(39, 65, 81);
/* oklch */ color: oklch(36.2% 0.042 236.6);

Tailwind

colors: {
  custom: {
    50: '#647581',
    500: '#274151',
    950: '#000000',
  },
}

SCSS

$custom: #274151;
$custom-light: #647581;
$custom-dark: #000000;

JSON

{
  "hex": "#274151",
  "rgb": {
    "r": 39,
    "g": 65,
    "b": 81
  },
  "hsl": {
    "h": 202.857,
    "s": 35,
    "l": 23.529
  },
  "oklch": {
    "l": 0.36151,
    "c": 0.04228,
    "h": 236.6
  },
  "luminance": 0.04806
}

Semantic roles & 50–950 ramp

primary

#274151

secondary

#846450

accent

#875DCB

background

#F6F7F7

surface

#EBEDEE

border

#C6C8C9

text

#05080A

muted

#7A7B7C

Preview Lab

Preview with #274151

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

Preview Lab → · Contrast checker → · Palette generator →