#1E7590#1E7590

#1E7590 is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.5% C 0.089 H 223.7°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#1E7590
RGB	rgb(30, 117, 144)
HSL	hsl(194, 66%, 34%)
HSV	hsv(194, 79%, 56%)
CMYK	cmyk(79.2%, 18.8%, 0%, 43.5%)
CIE-LAB	lab(45.65, -15.39, -21.87)
CIE-LCH	lch(45.65, 26.74, 234.86°)
OKLab	oklab(52.51% -0.0641 -0.0613)
OKLCH	oklch(52.51% 0.089 223.7)
XYZ	xyz(11.9287, 15.0108, 28.6488)
Luminance	0.1501 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E7590 #90391E

analogous

#1E9072 #1E7590 #1E3C90

triadic

#1E7590 #901E75 #75901E

tetradic

#1E7590 #721E90 #90391E #3C901E

square

#1E7590 #721E90 #90391E #3C901E

split-complementary

#1E7590 #901E3C #90721E

monochromatic

#09232B #134C5D #1E7590 #299EC3 #4EB9DA

Accessibility & contrast

On white

5.25

#1E7590 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#1E7590 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E7590

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E7590	#FFFFFF	#000000	##FFFFFF
##1E7590	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667291

Deuteranopia (green-blind)

#576790

Tritanopia (blue-blind)

#007D7E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #1e7590;
/* rgb */ color: rgb(30, 117, 144);
/* oklch */ color: oklch(52.5% 0.089 223.7);

Tailwind

colors: {
  custom: {
    50: '#6d9cb0',
    500: '#1e7590',
    950: '#000000',
  },
}

SCSS

$custom: #1e7590;
$custom-light: #6d9cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e7590",
  "rgb": {
    "r": 30,
    "g": 117,
    "b": 144
  },
  "hsl": {
    "h": 194.211,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.52509,
    "c": 0.0887,
    "h": 223.7
  },
  "luminance": 0.15012
}

Semantic roles & 50–950 ramp

primary

#1E7590

secondary

#BD674D

accent

#673FE8

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1E7590

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

Preview Lab → · Contrast checker → · Palette generator →