#2E78B6#2E78B6

#2E78B6 is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.7% C 0.121 H 247.5°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#2E78B6
RGB	rgb(46, 120, 182)
HSL	hsl(207, 60%, 45%)
HSV	hsv(207, 75%, 71%)
CMYK	cmyk(74.7%, 34.1%, 0%, 28.6%)
CIE-LAB	lab(48.75, -1.38, -39.24)
CIE-LCH	lch(48.75, 39.27, 267.98°)
OKLab	oklab(55.67% -0.0461 -0.1115)
OKLCH	oklch(55.67% 0.121 247.5)
XYZ	xyz(16.2835, 17.3893, 46.7452)
Luminance	0.1739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E78B6 #B66C2E

analogous

#2EB6B0 #2E78B6 #2E34B6

triadic

#2E78B6 #B62E78 #78B62E

tetradic

#2E78B6 #B02EB6 #B66C2E #34B62E

square

#2E78B6 #B02EB6 #B66C2E #34B62E

split-complementary

#2E78B6 #B62E34 #B6B02E

monochromatic

#153854 #225885 #2E78B6 #4F96D2 #80B3DF

Accessibility & contrast

On white

4.69

#2E78B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#2E78B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E78B6

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E78B6	#FFFFFF	#000000	##FFFFFF
##2E78B6	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)

#5C7BB9

Deuteranopia (green-blind)

#486EB5

Tritanopia (blue-blind)

#00878E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2e78b6;
/* rgb */ color: rgb(46, 120, 182);
/* oklch */ color: oklch(55.7% 0.121 247.5);

Tailwind

colors: {
  custom: {
    50: '#799ecc',
    500: '#2e78b6',
    950: '#000000',
  },
}

SCSS

$custom: #2e78b6;
$custom-light: #799ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#2e78b6",
  "rgb": {
    "r": 46,
    "g": 120,
    "b": 182
  },
  "hsl": {
    "h": 207.353,
    "s": 59.649,
    "l": 44.706
  },
  "oklch": {
    "l": 0.55666,
    "c": 0.12062,
    "h": 247.5
  },
  "luminance": 0.17391
}

Semantic roles & 50–950 ramp

primary

#2E78B6

secondary

#C89C78

accent

#8D45E3

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2E78B6

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

Preview Lab → · Contrast checker → · Palette generator →