#1E4E90#1E4E90

#1E4E90 is a dark, vivid cyan. Relative luminance 0.077; OKLCH L 42.9% C 0.121 H 257.3°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#1E4E90
RGB	rgb(30, 78, 144)
HSL	hsl(215, 66%, 34%)
HSV	hsv(215, 79%, 56%)
CMYK	cmyk(79.2%, 45.8%, 0%, 43.5%)
CIE-LAB	lab(33.43, 8.70, -41.10)
CIE-LCH	lch(33.43, 42.01, 281.95°)
OKLab	oklab(42.86% -0.0264 -0.1178)
OKLCH	oklch(42.86% 0.121 257.3)
XYZ	xyz(8.2920, 7.7374, 27.4366)
Luminance	0.0774 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4E90 #90601E

analogous

#1E8790 #1E4E90 #271E90

triadic

#1E4E90 #901E4E #4E901E

tetradic

#1E4E90 #901E87 #90601E #1E9027

square

#1E4E90 #901E87 #90601E #1E9027

split-complementary

#1E4E90 #90271E #87901E

monochromatic

#09172B #13335D #1E4E90 #2969C3 #4E89DA

Accessibility & contrast

On white

8.24

#1E4E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1E4E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4E90

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4E90	#FFFFFF	#000000	##FFFFFF
##1E4E90	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5493

Deuteranopia (green-blind)

#144A8F

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1e4e90;
/* rgb */ color: rgb(30, 78, 144);
/* oklch */ color: oklch(42.9% 0.121 257.3);

Tailwind

colors: {
  custom: {
    50: '#6c7fb1',
    500: '#1e4e90',
    950: '#000000',
  },
}

SCSS

$custom: #1e4e90;
$custom-light: #6c7fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4e90",
  "rgb": {
    "r": 30,
    "g": 78,
    "b": 144
  },
  "hsl": {
    "h": 214.737,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42861,
    "c": 0.12076,
    "h": 257.3
  },
  "luminance": 0.07738
}

Semantic roles & 50–950 ramp

primary

#1E4E90

secondary

#BD8E4D

accent

#A13FE8

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1E4E90

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

Preview Lab → · Contrast checker → · Palette generator →