#2E78B1#2E78B1

#2E78B1 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.4% C 0.115 H 245.5°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#2E78B1
RGB	rgb(46, 120, 177)
HSL	hsl(206, 59%, 44%)
HSV	hsv(206, 74%, 69%)
CMYK	cmyk(74%, 32.2%, 0%, 30.6%)
CIE-LAB	lab(48.49, -3.21, -36.75)
CIE-LCH	lch(48.49, 36.89, 265.01°)
OKLab	oklab(55.38% -0.0476 -0.1042)
OKLCH	oklch(55.38% 0.115 245.5)
XYZ	xyz(15.7760, 17.1863, 44.0723)
Luminance	0.1719 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E78B1 #B1672E

analogous

#2EB1A8 #2E78B1 #2E36B1

triadic

#2E78B1 #B12E78 #78B12E

tetradic

#2E78B1 #A82EB1 #B1672E #36B12E

square

#2E78B1 #A82EB1 #B1672E #36B12E

split-complementary

#2E78B1 #B12E36 #B1A82E

monochromatic

#153650 #215780 #2E78B1 #4C97D0 #7CB3DD

Accessibility & contrast

On white

4.73

#2E78B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#2E78B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E78B1

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E78B1	#FFFFFF	#000000	##FFFFFF
##2E78B1	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7AB3

Deuteranopia (green-blind)

#4C6EB0

Tritanopia (blue-blind)

#00868C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2e78b1;
/* rgb */ color: rgb(46, 120, 177);
/* oklch */ color: oklch(55.4% 0.115 245.5);

Tailwind

colors: {
  custom: {
    50: '#789ec8',
    500: '#2e78b1',
    950: '#000000',
  },
}

SCSS

$custom: #2e78b1;
$custom-light: #789ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2e78b1",
  "rgb": {
    "r": 46,
    "g": 120,
    "b": 177
  },
  "hsl": {
    "h": 206.107,
    "s": 58.744,
    "l": 43.725
  },
  "oklch": {
    "l": 0.55384,
    "c": 0.11453,
    "h": 245.5
  },
  "luminance": 0.17188
}

Semantic roles & 50–950 ramp

primary

#2E78B1

secondary

#C69875

accent

#8A46E2

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2E78B1

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

Preview Lab → · Contrast checker → · Palette generator →