#2E78AA#2E78AA

#2E78AA is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.0% C 0.106 H 242.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#2E78AA
RGB	rgb(46, 120, 170)
HSL	hsl(204, 57%, 42%)
HSV	hsv(204, 73%, 67%)
CMYK	cmyk(72.9%, 29.4%, 0%, 33.3%)
CIE-LAB	lab(48.15, -5.74, -33.22)
CIE-LCH	lch(48.15, 33.71, 260.20°)
OKLab	oklab(55% -0.0498 -0.0939)
OKLCH	oklch(55% 0.106 242.1)
XYZ	xyz(15.0961, 16.9144, 40.4916)
Luminance	0.1692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E78AA #AA602E

analogous

#2EAA9E #2E78AA #2E3AAA

triadic

#2E78AA #AA2E78 #78AA2E

tetradic

#2E78AA #9E2EAA #AA602E #3AAA2E

square

#2E78AA #9E2EAA #AA602E #3AAA2E

split-complementary

#2E78AA #AA2E3A #AA9E2E

monochromatic

#14344A #21567A #2E78AA #4898CD #78B3DA

Accessibility & contrast

On white

4.79

#2E78AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2E78AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E78AA

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E78AA	#FFFFFF	#000000	##FFFFFF
##2E78AA	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6179AC

Deuteranopia (green-blind)

#506DA9

Tritanopia (blue-blind)

#008489

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2e78aa;
/* rgb */ color: rgb(46, 120, 170);
/* oklch */ color: oklch(55.0% 0.106 242.1);

Tailwind

colors: {
  custom: {
    50: '#779ec3',
    500: '#2e78aa',
    950: '#000000',
  },
}

SCSS

$custom: #2e78aa;
$custom-light: #779ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#2e78aa",
  "rgb": {
    "r": 46,
    "g": 120,
    "b": 170
  },
  "hsl": {
    "h": 204.194,
    "s": 57.407,
    "l": 42.353
  },
  "oklch": {
    "l": 0.55002,
    "c": 0.10627,
    "h": 242.1
  },
  "luminance": 0.16916
}

Semantic roles & 50–950 ramp

primary

#2E78AA

secondary

#C39271

accent

#8547E1

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #2E78AA

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

Preview Lab → · Contrast checker → · Palette generator →