#277C81#277C81

#277C81 is a mid, moderate teal. Relative luminance 0.164; OKLCH L 53.9% C 0.079 H 200.7°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#277C81
RGB	rgb(39, 124, 129)
HSL	hsl(183, 54%, 33%)
HSV	hsv(183, 70%, 51%)
CMYK	cmyk(69.8%, 3.9%, 0%, 49.4%)
CIE-LAB	lab(47.53, -22.99, -10.09)
CIE-LCH	lch(47.53, 25.10, 203.70°)
OKLab	oklab(53.9% -0.0739 -0.028)
OKLCH	oklch(53.9% 0.079 200.7)
XYZ	xyz(12.0051, 16.4303, 23.3033)
Luminance	0.1643 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277C81 #812C27

analogous

#278159 #277C81 #274F81

triadic

#277C81 #81277C #7C8127

tetradic

#277C81 #592781 #812C27 #4F8127

square

#277C81 #592781 #812C27 #4F8127

split-complementary

#277C81 #81274F #815927

monochromatic

#0B2223 #194F52 #277C81 #35A9B0 #56C5CC

Accessibility & contrast

On white

4.90

#277C81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#277C81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277C81

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277C81	#FFFFFF	#000000	##FFFFFF
##277C81	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737681

Deuteranopia (green-blind)

#656D81

Tritanopia (blue-blind)

#00817D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #277c81;
/* rgb */ color: rgb(39, 124, 129);
/* oklch */ color: oklch(53.9% 0.079 200.7);

Tailwind

colors: {
  custom: {
    50: '#6fa2a5',
    500: '#277c81',
    950: '#000000',
  },
}

SCSS

$custom: #277c81;
$custom-light: #6fa2a5;
$custom-dark: #000000;

JSON

{
  "hex": "#277c81",
  "rgb": {
    "r": 39,
    "g": 124,
    "b": 129
  },
  "hsl": {
    "h": 183.333,
    "s": 53.571,
    "l": 32.941
  },
  "oklch": {
    "l": 0.53898,
    "c": 0.07901,
    "h": 200.7
  },
  "luminance": 0.16432
}

Semantic roles & 50–950 ramp

primary

#277C81

secondary

#B15853

accent

#534BDD

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #277C81

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

Preview Lab → · Contrast checker → · Palette generator →