#3A77BF#3A77BF

#3A77BF is a mid, vivid cyan. Relative luminance 0.179; OKLCH L 56.4% C 0.129 H 254.2°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#3A77BF
RGB	rgb(58, 119, 191)
HSL	hsl(212, 53%, 49%)
HSV	hsv(212, 70%, 75%)
CMYK	cmyk(69.6%, 37.7%, 0%, 25.1%)
CIE-LAB	lab(49.32, 4.22, -43.51)
CIE-LCH	lch(49.32, 43.71, 275.53°)
OKLab	oklab(56.38% -0.0351 -0.1238)
OKLCH	oklch(56.38% 0.129 254.2)
XYZ	xyz(17.7423, 17.8529, 51.7910)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A77BF #BF823A

analogous

#3ABABF #3A77BF #3F3ABF

triadic

#3A77BF #BF3A77 #77BF3A

tetradic

#3A77BF #BF3ABA #BF823A #3ABF3F

square

#3A77BF #BF3ABA #BF823A #3ABF3F

split-complementary

#3A77BF #BF3F3A #BABF3A

monochromatic

#1D3D61 #2C5A90 #3A77BF #6697D0 #95B7DF

Accessibility & contrast

On white

4.59

#3A77BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#3A77BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3A77BF

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A77BF	#FFFFFF	#000000	##FFFFFF
##3A77BF	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567CC2

Deuteranopia (green-blind)

#4370BE

Tritanopia (blue-blind)

#008892

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3a77bf;
/* rgb */ color: rgb(58, 119, 191);
/* oklch */ color: oklch(56.4% 0.129 254.2);

Tailwind

colors: {
  custom: {
    50: '#7f9dd3',
    500: '#3a77bf',
    950: '#000000',
  },
}

SCSS

$custom: #3a77bf;
$custom-light: #7f9dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a77bf",
  "rgb": {
    "r": 58,
    "g": 119,
    "b": 191
  },
  "hsl": {
    "h": 212.481,
    "s": 53.414,
    "l": 48.824
  },
  "oklch": {
    "l": 0.56378,
    "c": 0.12867,
    "h": 254.2
  },
  "luminance": 0.17855
}

Semantic roles & 50–950 ramp

primary

#3A77BF

secondary

#CAAD8B

accent

#9A4BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3A77BF

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

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