#2D78B4#2D78B4

#2D78B4 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.5% C 0.119 H 246.5°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#2D78B4
RGB	rgb(45, 120, 180)
HSL	hsl(207, 60%, 44%)
HSV	hsv(207, 75%, 71%)
CMYK	cmyk(75%, 33.3%, 0%, 29.4%)
CIE-LAB	lab(48.62, -2.25, -38.30)
CIE-LCH	lch(48.62, 38.36, 266.64°)
OKLab	oklab(55.52% -0.0472 -0.1087)
OKLCH	oklch(55.52% 0.119 246.5)
XYZ	xyz(16.0337, 17.2843, 45.6623)
Luminance	0.1729 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D78B4 #B4692D

analogous

#2DB4AD #2D78B4 #2D34B4

triadic

#2D78B4 #B42D78 #78B42D

tetradic

#2D78B4 #AD2DB4 #B4692D #34B42D

square

#2D78B4 #AD2DB4 #B4692D #34B42D

split-complementary

#2D78B4 #B42D34 #B4AD2D

monochromatic

#153752 #215783 #2D78B4 #4C97D2 #7DB3DE

Accessibility & contrast

On white

4.71

#2D78B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#2D78B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D78B4

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D78B4	#FFFFFF	#000000	##FFFFFF
##2D78B4	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7AB7

Deuteranopia (green-blind)

#496EB3

Tritanopia (blue-blind)

#00868E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2d78b4;
/* rgb */ color: rgb(45, 120, 180);
/* oklch */ color: oklch(55.5% 0.119 246.5);

Tailwind

colors: {
  custom: {
    50: '#789ecb',
    500: '#2d78b4',
    950: '#000000',
  },
}

SCSS

$custom: #2d78b4;
$custom-light: #789ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d78b4",
  "rgb": {
    "r": 45,
    "g": 120,
    "b": 180
  },
  "hsl": {
    "h": 206.667,
    "s": 60,
    "l": 44.118
  },
  "oklch": {
    "l": 0.55522,
    "c": 0.11853,
    "h": 246.5
  },
  "luminance": 0.17286
}

Semantic roles & 50–950 ramp

primary

#2D78B4

secondary

#C79A76

accent

#8B45E3

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2D78B4

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

Preview Lab → · Contrast checker → · Palette generator →