#1E4563#1E4563

#1E4563 is a dark, moderate cyan. Relative luminance 0.054; OKLCH L 37.7% C 0.068 H 244.3°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#1E4563
RGB	rgb(30, 69, 99)
HSL	hsl(206, 53%, 25%)
HSV	hsv(206, 70%, 39%)
CMYK	cmyk(69.7%, 30.3%, 0%, 61.2%)
CIE-LAB	lab(27.93, -3.09, -21.69)
CIE-LCH	lch(27.93, 21.91, 261.89°)
OKLab	oklab(37.71% -0.0294 -0.0612)
OKLCH	oklch(37.71% 0.068 244.3)
XYZ	xyz(4.9148, 5.4326, 12.5915)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4563 #633C1E

analogous

#1E635E #1E4563 #1E2263

triadic

#1E4563 #631E45 #45631E

tetradic

#1E4563 #5E1E63 #633C1E #22631E

square

#1E4563 #5E1E63 #633C1E #22631E

split-complementary

#1E4563 #631E22 #635E1E

monochromatic

#071017 #102434 #1E4563 #2C6692 #3A86C1

Accessibility & contrast

On white

10.06

#1E4563 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#1E4563 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4563

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4563	#FFFFFF	#000000	##FFFFFF
##1E4563	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384664

Deuteranopia (green-blind)

#2E3F62

Tritanopia (blue-blind)

#004C4F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1e4563;
/* rgb */ color: rgb(30, 69, 99);
/* oklch */ color: oklch(37.7% 0.068 244.3);

Tailwind

colors: {
  custom: {
    50: '#62788f',
    500: '#1e4563',
    950: '#000000',
  },
}

SCSS

$custom: #1e4563;
$custom-light: #62788f;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4563",
  "rgb": {
    "r": 30,
    "g": 69,
    "b": 99
  },
  "hsl": {
    "h": 206.087,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37707,
    "c": 0.06789,
    "h": 244.3
  },
  "luminance": 0.05433
}

Semantic roles & 50–950 ramp

primary

#1E4563

secondary

#986945

accent

#8A4BDD

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#06090C

muted

#7A7B7D

Preview Lab

Preview with #1E4563

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

Preview Lab → · Contrast checker → · Palette generator →