#1E579C#1E579C

#1E579C is a mid, vivid cyan. Relative luminance 0.095; OKLCH L 45.8% C 0.127 H 255.5°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#1E579C
RGB	rgb(30, 87, 156)
HSL	hsl(213, 68%, 36%)
HSV	hsv(213, 81%, 61%)
CMYK	cmyk(80.8%, 44.2%, 0%, 38.8%)
CIE-LAB	lab(36.91, 7.51, -42.78)
CIE-LCH	lch(36.91, 43.43, 279.96°)
OKLab	oklab(45.81% -0.0318 -0.1226)
OKLCH	oklch(45.81% 0.127 255.5)
XYZ	xyz(9.9421, 9.4915, 32.7541)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E579C #9C631E

analogous

#1E969C #1E579C #241E9C

triadic

#1E579C #9C1E57 #579C1E

tetradic

#1E579C #9C1E96 #9C631E #1E9C24

square

#1E579C #9C1E96 #9C631E #1E9C24

split-complementary

#1E579C #9C241E #969C1E

monochromatic

#0A1E35 #143A69 #1E579C #2874CF #5694DE

Accessibility & contrast

On white

7.24

#1E579C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#1E579C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E579C

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E579C	#FFFFFF	#000000	##FFFFFF
##1E579C	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345D9F

Deuteranopia (green-blind)

#1B529B

Tritanopia (blue-blind)

#006772

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1e579c;
/* rgb */ color: rgb(30, 87, 156);
/* oklch */ color: oklch(45.8% 0.127 255.5);

Tailwind

colors: {
  custom: {
    50: '#6f85ba',
    500: '#1e579c',
    950: '#000000',
  },
}

SCSS

$custom: #1e579c;
$custom-light: #6f85ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1e579c",
  "rgb": {
    "r": 30,
    "g": 87,
    "b": 156
  },
  "hsl": {
    "h": 212.857,
    "s": 67.742,
    "l": 36.471
  },
  "oklch": {
    "l": 0.45807,
    "c": 0.12664,
    "h": 255.5
  },
  "luminance": 0.09493
}

Semantic roles & 50–950 ramp

primary

#1E579C

secondary

#C29054

accent

#9C3DEB

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B11

muted

#7B7C80

Preview Lab

Preview with #1E579C

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

Preview Lab → · Contrast checker → · Palette generator →