#1E5578#1E5578

#1E5578 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.1% C 0.081 H 240.5°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#1E5578
RGB	rgb(30, 85, 120)
HSL	hsl(203, 60%, 29%)
HSV	hsv(203, 75%, 47%)
CMYK	cmyk(75%, 29.2%, 0%, 52.9%)
CIE-LAB	lab(34.25, -5.30, -25.04)
CIE-LCH	lch(34.25, 25.59, 258.06°)
OKLab	oklab(43.05% -0.0399 -0.0707)
OKLCH	oklch(43.05% 0.081 240.5)
XYZ	xyz(7.1728, 8.1283, 18.9565)
Luminance	0.0813 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5578 #78411E

analogous

#1E786E #1E5578 #1E2878

triadic

#1E5578 #781E55 #55781E

tetradic

#1E5578 #6E1E78 #78411E #28781E

square

#1E5578 #6E1E78 #78411E #28781E

split-complementary

#1E5578 #781E28 #786E1E

monochromatic

#061118 #123247 #1E5578 #2A78A9 #4198CF

Accessibility & contrast

On white

8.00

#1E5578 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#1E5578 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5578

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5578	#FFFFFF	#000000	##FFFFFF
##1E5578	1.00	8.00	2.63	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45557A

Deuteranopia (green-blind)

#384D77

Tritanopia (blue-blind)

#005E61

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #1e5578;
/* rgb */ color: rgb(30, 85, 120);
/* oklch */ color: oklch(43.1% 0.081 240.5);

Tailwind

colors: {
  custom: {
    50: '#67849f',
    500: '#1e5578',
    950: '#000000',
  },
}

SCSS

$custom: #1e5578;
$custom-light: #67849f;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5578",
  "rgb": {
    "r": 30,
    "g": 85,
    "b": 120
  },
  "hsl": {
    "h": 203.333,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.43054,
    "c": 0.08121,
    "h": 240.5
  },
  "luminance": 0.08129
}

Semantic roles & 50–950 ramp

primary

#1E5578

secondary

#AC6E46

accent

#8245E3

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1E5578

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

Preview Lab → · Contrast checker → · Palette generator →