#3D77B2#3D77B2

#3D77B2 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.8% C 0.111 H 250.8°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3D77B2
RGB	rgb(61, 119, 178)
HSL	hsl(210, 49%, 47%)
HSV	hsv(210, 66%, 70%)
CMYK	cmyk(65.7%, 33.1%, 0%, 30.2%)
CIE-LAB	lab(48.76, 0.10, -36.88)
CIE-LCH	lch(48.76, 36.88, 270.15°)
OKLab	oklab(55.75% -0.0364 -0.1044)
OKLCH	oklch(55.75% 0.111 250.8)
XYZ	xyz(16.5542, 17.3984, 44.5967)
Luminance	0.1740 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D77B2 #B2783D

analogous

#3DB2B2 #3D77B2 #3D3DB2

triadic

#3D77B2 #B23D77 #77B23D

tetradic

#3D77B2 #B23DB2 #B2783D #3DB23D

square

#3D77B2 #B23DB2 #B2783D #3DB23D

split-complementary

#3D77B2 #B23D3D #B2B23D

monochromatic

#1E3A57 #2D5984 #3D77B2 #6396C9 #90B4D9

Accessibility & contrast

On white

4.69

#3D77B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#3D77B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D77B2

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D77B2	#FFFFFF	#000000	##FFFFFF
##3D77B2	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7AB5

Deuteranopia (green-blind)

#4D6FB1

Tritanopia (blue-blind)

#00858C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3d77b2;
/* rgb */ color: rgb(61, 119, 178);
/* oklch */ color: oklch(55.8% 0.111 250.8);

Tailwind

colors: {
  custom: {
    50: '#7e9dc9',
    500: '#3d77b2',
    950: '#000000',
  },
}

SCSS

$custom: #3d77b2;
$custom-light: #7e9dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d77b2",
  "rgb": {
    "r": 61,
    "g": 119,
    "b": 178
  },
  "hsl": {
    "h": 210.256,
    "s": 48.954,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55752,
    "c": 0.11054,
    "h": 250.8
  },
  "luminance": 0.174
}

Semantic roles & 50–950 ramp

primary

#3D77B2

secondary

#C4A687

accent

#944FD9

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3D77B2

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

Preview Lab → · Contrast checker → · Palette generator →