#1E57A1#1E57A1

#1E57A1 is a mid, vivid cyan. Relative luminance 0.097; OKLCH L 46.2% C 0.133 H 256.7°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#1E57A1
RGB	rgb(30, 87, 161)
HSL	hsl(214, 69%, 37%)
HSV	hsv(214, 81%, 63%)
CMYK	cmyk(81.4%, 46%, 0%, 36.9%)
CIE-LAB	lab(37.23, 9.50, -45.26)
CIE-LCH	lch(37.23, 46.25, 281.85°)
OKLab	oklab(46.16% -0.0308 -0.1299)
OKLCH	oklch(46.16% 0.133 256.7)
XYZ	xyz(10.3743, 9.6644, 35.0299)
Luminance	0.0967 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E57A1 #A1681E

analogous

#1E99A1 #1E57A1 #271EA1

triadic

#1E57A1 #A11E57 #57A11E

tetradic

#1E57A1 #A11E99 #A1681E #1EA127

square

#1E57A1 #A11E99 #A1681E #1EA127

split-complementary

#1E57A1 #A1271E #99A11E

monochromatic

#0B1F3A #143B6D #1E57A1 #2873D5 #5994E0

Accessibility & contrast

On white

7.16

#1E57A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#1E57A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E57A1

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E57A1	#FFFFFF	#000000	##FFFFFF
##1E57A1	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305EA4

Deuteranopia (green-blind)

#1152A0

Tritanopia (blue-blind)

#006974

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #1e57a1;
/* rgb */ color: rgb(30, 87, 161);
/* oklch */ color: oklch(46.2% 0.133 256.7);

Tailwind

colors: {
  custom: {
    50: '#7085bd',
    500: '#1e57a1',
    950: '#000000',
  },
}

SCSS

$custom: #1e57a1;
$custom-light: #7085bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1e57a1",
  "rgb": {
    "r": 30,
    "g": 87,
    "b": 161
  },
  "hsl": {
    "h": 213.893,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46158,
    "c": 0.13348,
    "h": 256.7
  },
  "luminance": 0.09666
}

Semantic roles & 50–950 ramp

primary

#1E57A1

secondary

#C49457

accent

#9F3CEB

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1E57A1

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

Preview Lab → · Contrast checker → · Palette generator →