#1E90A8#1E90A8

#1E90A8 is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.4% C 0.101 H 216.2°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#1E90A8
RGB	rgb(30, 144, 168)
HSL	hsl(190, 70%, 39%)
HSV	hsv(190, 82%, 66%)
CMYK	cmyk(82.1%, 14.3%, 0%, 34.1%)
CIE-LAB	lab(55.12, -21.71, -21.28)
CIE-LCH	lch(55.12, 30.40, 224.43°)
OKLab	oklab(60.44% -0.0811 -0.0595)
OKLCH	oklch(60.44% 0.101 216.2)
XYZ	xyz(17.5735, 23.0475, 40.5606)
Luminance	0.2305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E90A8 #A8361E

analogous

#1EA87B #1E90A8 #1E4BA8

triadic

#1E90A8 #A81E90 #90A81E

tetradic

#1E90A8 #7B1EA8 #A8361E #4BA81E

square

#1E90A8 #7B1EA8 #A8361E #4BA81E

split-complementary

#1E90A8 #A81E4B #A87B1E

monochromatic

#0B3740 #156374 #1E90A8 #2ABBD9 #5ECBE2

Accessibility & contrast

On white

3.74

#1E90A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#1E90A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E90A8

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E90A8	#FFFFFF	#000000	##000000
##1E90A8	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808BA9

Deuteranopia (green-blind)

#6E7EA8

Tritanopia (blue-blind)

#009998

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1e90a8;
/* rgb */ color: rgb(30, 144, 168);
/* oklch */ color: oklch(60.4% 0.101 216.2);

Tailwind

colors: {
  custom: {
    50: '#74b0c2',
    500: '#1e90a8',
    950: '#000000',
  },
}

SCSS

$custom: #1e90a8;
$custom-light: #74b0c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1e90a8",
  "rgb": {
    "r": 30,
    "g": 144,
    "b": 168
  },
  "hsl": {
    "h": 190.435,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.60443,
    "c": 0.10062,
    "h": 216.2
  },
  "luminance": 0.2305
}

Semantic roles & 50–950 ramp

primary

#1E90A8

secondary

#C76E5B

accent

#5A3BED

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #1E90A8

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

Preview Lab → · Contrast checker → · Palette generator →