#1E78A6#1E78A6

#1E78A6 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.4% C 0.108 H 236.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#1E78A6
RGB	rgb(30, 120, 166)
HSL	hsl(200, 69%, 38%)
HSV	hsv(200, 82%, 65%)
CMYK	cmyk(81.9%, 27.7%, 0%, 34.9%)
CIE-LAB	lab(47.57, -9.13, -31.82)
CIE-LCH	lch(47.57, 33.10, 253.98°)
OKLab	oklab(54.37% -0.0589 -0.09)
OKLCH	oklch(54.37% 0.108 236.8)
XYZ	xyz(14.1321, 16.4604, 38.5013)
Luminance	0.1646 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E78A6 #A64C1E

analogous

#1EA690 #1E78A6 #1E34A6

triadic

#1E78A6 #A61E78 #78A61E

tetradic

#1E78A6 #901EA6 #A64C1E #34A61E

square

#1E78A6 #901EA6 #A64C1E #34A61E

split-complementary

#1E78A6 #A61E34 #A6901E

monochromatic

#0B2D3E #155372 #1E78A6 #299DD8 #5DB5E2

Accessibility & contrast

On white

4.89

#1E78A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#1E78A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E78A6

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E78A6	#FFFFFF	#000000	##FFFFFF
##1E78A6	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6278A8

Deuteranopia (green-blind)

#506BA5

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #1e78a6;
/* rgb */ color: rgb(30, 120, 166);
/* oklch */ color: oklch(54.4% 0.108 236.8);

Tailwind

colors: {
  custom: {
    50: '#719ec0',
    500: '#1e78a6',
    950: '#000000',
  },
}

SCSS

$custom: #1e78a6;
$custom-light: #719ec0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e78a6",
  "rgb": {
    "r": 30,
    "g": 120,
    "b": 166
  },
  "hsl": {
    "h": 200.294,
    "s": 69.388,
    "l": 38.431
  },
  "oklch": {
    "l": 0.54369,
    "c": 0.10752,
    "h": 236.8
  },
  "luminance": 0.16462
}

Semantic roles & 50–950 ramp

primary

#1E78A6

secondary

#C67E5A

accent

#773CEC

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1E78A6

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

Preview Lab → · Contrast checker → · Palette generator →