#277FA2#277FA2

#277FA2 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.1% C 0.097 H 229.2°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#277FA2
RGB	rgb(39, 127, 162)
HSL	hsl(197, 61%, 39%)
HSV	hsv(197, 76%, 64%)
CMYK	cmyk(75.9%, 21.6%, 0%, 36.5%)
CIE-LAB	lab(49.76, -13.57, -26.07)
CIE-LCH	lch(49.76, 29.39, 242.50°)
OKLab	oklab(56.11% -0.0632 -0.0732)
OKLCH	oklch(56.11% 0.097 229.2)
XYZ	xyz(14.9450, 18.2169, 36.9040)
Luminance	0.1822 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277FA2 #A24A27

analogous

#27A288 #277FA2 #2742A2

triadic

#277FA2 #A2277F #7FA227

tetradic

#277FA2 #8827A2 #A24A27 #42A227

square

#277FA2 #8827A2 #A24A27 #42A227

split-complementary

#277FA2 #A22742 #A28827

monochromatic

#0F323F #1B5871 #277FA2 #37A4CF #69BADB

Accessibility & contrast

On white

4.52

#277FA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#277FA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #277FA2

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277FA2	#FFFFFF	#000000	##000000
##277FA2	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7DA4

Deuteranopia (green-blind)

#5C71A2

Tritanopia (blue-blind)

#00898B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #277fa2;
/* rgb */ color: rgb(39, 127, 162);
/* oklch */ color: oklch(56.1% 0.097 229.2);

Tailwind

colors: {
  custom: {
    50: '#74a4bd',
    500: '#277fa2',
    950: '#000000',
  },
}

SCSS

$custom: #277fa2;
$custom-light: #74a4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#277fa2",
  "rgb": {
    "r": 39,
    "g": 127,
    "b": 162
  },
  "hsl": {
    "h": 197.073,
    "s": 61.194,
    "l": 39.412
  },
  "oklch": {
    "l": 0.56107,
    "c": 0.09675,
    "h": 229.2
  },
  "luminance": 0.18219
}

Semantic roles & 50–950 ramp

primary

#277FA2

secondary

#C17E64

accent

#7143E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #277FA2

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

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