#1E4571#1E4571

#1E4571 is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.6% C 0.087 H 253.3°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#1E4571
RGB	rgb(30, 69, 113)
HSL	hsl(212, 58%, 28%)
HSV	hsv(212, 73%, 44%)
CMYK	cmyk(73.5%, 38.9%, 0%, 55.7%)
CIE-LAB	lab(28.70, 2.36, -29.39)
CIE-LCH	lch(28.70, 29.49, 274.60°)
OKLab	oklab(38.57% -0.025 -0.0836)
OKLCH	oklch(38.57% 0.087 253.3)
XYZ	xyz(5.6431, 5.7239, 16.4270)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4571 #714A1E

analogous

#1E6E71 #1E4571 #201E71

triadic

#1E4571 #711E45 #45711E

tetradic

#1E4571 #711E6E #714A1E #1E7120

square

#1E4571 #711E6E #714A1E #1E7120

split-complementary

#1E4571 #71201E #6E711E

monochromatic

#060F18 #112741 #1E4571 #2B63A1 #3E80CC

Accessibility & contrast

On white

9.79

#1E4571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1E4571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4571

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4571	#FFFFFF	#000000	##FFFFFF
##1E4571	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314873

Deuteranopia (green-blind)

#254070

Tritanopia (blue-blind)

#004F55

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1e4571;
/* rgb */ color: rgb(30, 69, 113);
/* oklch */ color: oklch(38.6% 0.087 253.3);

Tailwind

colors: {
  custom: {
    50: '#65789a',
    500: '#1e4571',
    950: '#000000',
  },
}

SCSS

$custom: #1e4571;
$custom-light: #65789a;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4571",
  "rgb": {
    "r": 30,
    "g": 69,
    "b": 113
  },
  "hsl": {
    "h": 211.807,
    "s": 58.042,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38566,
    "c": 0.08729,
    "h": 253.3
  },
  "luminance": 0.05725
}

Semantic roles & 50–950 ramp

primary

#1E4571

secondary

#A57846

accent

#9947E1

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1E4571

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

Preview Lab → · Contrast checker → · Palette generator →