#1E7599#1E7599

#1E7599 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.9% C 0.096 H 231.0°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#1E7599
RGB	rgb(30, 117, 153)
HSL	hsl(198, 67%, 36%)
HSV	hsv(198, 80%, 60%)
CMYK	cmyk(80.4%, 23.5%, 0%, 40%)
CIE-LAB	lab(46.04, -12.16, -26.58)
CIE-LCH	lch(46.04, 29.24, 245.41°)
OKLab	oklab(52.95% -0.0606 -0.0748)
OKLCH	oklch(52.95% 0.096 231)
XYZ	xyz(12.6441, 15.2970, 32.4170)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E7599 #99421E

analogous

#1E997F #1E7599 #1E3799

triadic

#1E7599 #991E75 #75991E

tetradic

#1E7599 #7F1E99 #99421E #37991E

square

#1E7599 #7F1E99 #99421E #37991E

split-complementary

#1E7599 #991E37 #997F1E

monochromatic

#0A2733 #144E66 #1E7599 #289CCC #54B5DD

Accessibility & contrast

On white

5.17

#1E7599 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#1E7599 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E7599

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E7599	#FFFFFF	#000000	##FFFFFF
##1E7599	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63739B

Deuteranopia (green-blind)

#526898

Tritanopia (blue-blind)

#007F81

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #1e7599;
/* rgb */ color: rgb(30, 117, 153);
/* oklch */ color: oklch(52.9% 0.096 231.0);

Tailwind

colors: {
  custom: {
    50: '#6f9cb7',
    500: '#1e7599',
    950: '#000000',
  },
}

SCSS

$custom: #1e7599;
$custom-light: #6f9cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e7599",
  "rgb": {
    "r": 30,
    "g": 117,
    "b": 153
  },
  "hsl": {
    "h": 197.561,
    "s": 67.213,
    "l": 35.882
  },
  "oklch": {
    "l": 0.52949,
    "c": 0.09633,
    "h": 231
  },
  "luminance": 0.15299
}

Semantic roles & 50–950 ramp

primary

#1E7599

secondary

#C17252

accent

#703EEA

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#080E11

muted

#7B7E80

Preview Lab

Preview with #1E7599

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

Preview Lab → · Contrast checker → · Palette generator →