#1E5581#1E5581

#1E5581 is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.6% C 0.092 H 246.4°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#1E5581
RGB	rgb(30, 85, 129)
HSL	hsl(207, 62%, 31%)
HSV	hsv(207, 77%, 51%)
CMYK	cmyk(76.7%, 34.1%, 0%, 49.4%)
CIE-LAB	lab(34.72, -1.83, -29.86)
CIE-LCH	lch(34.72, 29.92, 266.49°)
OKLab	oklab(43.58% -0.0369 -0.0848)
OKLCH	oklch(43.58% 0.092 246.4)
XYZ	xyz(7.7449, 8.3571, 21.9695)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5581 #814A1E

analogous

#1E817B #1E5581 #1E2381

triadic

#1E5581 #811E55 #55811E

tetradic

#1E5581 #7B1E81 #814A1E #23811E

square

#1E5581 #7B1E81 #814A1E #23811E

split-complementary

#1E5581 #811E23 #817B1E

monochromatic

#07141E #12344F #1E5581 #2A76B3 #4695D4

Accessibility & contrast

On white

7.86

#1E5581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#1E5581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5581

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5581	#FFFFFF	#000000	##FFFFFF
##1E5581	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415783

Deuteranopia (green-blind)

#334D80

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1e5581;
/* rgb */ color: rgb(30, 85, 129);
/* oklch */ color: oklch(43.6% 0.092 246.4);

Tailwind

colors: {
  custom: {
    50: '#6984a6',
    500: '#1e5581',
    950: '#000000',
  },
}

SCSS

$custom: #1e5581;
$custom-light: #6984a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5581",
  "rgb": {
    "r": 30,
    "g": 85,
    "b": 129
  },
  "hsl": {
    "h": 206.667,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.43576,
    "c": 0.09245,
    "h": 246.4
  },
  "luminance": 0.08358
}

Semantic roles & 50–950 ramp

primary

#1E5581

secondary

#B47747

accent

#8B42E5

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1E5581

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

Preview Lab → · Contrast checker → · Palette generator →