#1E5B72#1E5B72

#1E5B72 is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.3% C 0.072 H 227.1°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#1E5B72
RGB	rgb(30, 91, 114)
HSL	hsl(196, 58%, 28%)
HSV	hsv(196, 74%, 45%)
CMYK	cmyk(73.7%, 20.2%, 0%, 55.3%)
CIE-LAB	lab(35.93, -11.18, -18.71)
CIE-LCH	lch(35.93, 21.80, 239.13°)
OKLab	oklab(44.3% -0.0488 -0.0524)
OKLCH	oklch(44.3% 0.072 227.1)
XYZ	xyz(7.3125, 8.9723, 17.2628)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5B72 #72351E

analogous

#1E725F #1E5B72 #1E3172

triadic

#1E5B72 #721E5B #5B721E

tetradic

#1E5B72 #5F1E72 #72351E #31721E

square

#1E5B72 #5F1E72 #72351E #31721E

split-complementary

#1E5B72 #721E31 #725F1E

monochromatic

#061318 #113442 #1E5B72 #2B82A2 #3EA5CC

Accessibility & contrast

On white

7.51

#1E5B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#1E5B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5B72

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5B72	#FFFFFF	#000000	##FFFFFF
##1E5B72	1.00	7.51	2.79	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5973

Deuteranopia (green-blind)

#435172

Tritanopia (blue-blind)

#006263

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1e5b72;
/* rgb */ color: rgb(30, 91, 114);
/* oklch */ color: oklch(44.3% 0.072 227.1);

Tailwind

colors: {
  custom: {
    50: '#66899a',
    500: '#1e5b72',
    950: '#000000',
  },
}

SCSS

$custom: #1e5b72;
$custom-light: #66899a;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5b72",
  "rgb": {
    "r": 30,
    "g": 91,
    "b": 114
  },
  "hsl": {
    "h": 196.429,
    "s": 58.333,
    "l": 28.235
  },
  "oklch": {
    "l": 0.443,
    "c": 0.07158,
    "h": 227.1
  },
  "luminance": 0.08973
}

Semantic roles & 50–950 ramp

primary

#1E5B72

secondary

#A66046

accent

#7146E2

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #1E5B72

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

Preview Lab → · Contrast checker → · Palette generator →