#1E83A1#1E83A1

#1E83A1 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 56.9% C 0.098 H 223.3°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#1E83A1
RGB	rgb(30, 131, 161)
HSL	hsl(194, 69%, 37%)
HSV	hsv(194, 81%, 63%)
CMYK	cmyk(81.4%, 18.6%, 0%, 36.9%)
CIE-LAB	lab(50.78, -17.15, -23.92)
CIE-LCH	lch(50.78, 29.44, 234.35°)
OKLab	oklab(56.86% -0.0713 -0.0671)
OKLCH	oklch(56.86% 0.098 223.3)
XYZ	xyz(15.0820, 19.0799, 36.5992)
Luminance	0.1908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E83A1 #A13C1E

analogous

#1EA17D #1E83A1 #1E42A1

triadic

#1E83A1 #A11E83 #83A11E

tetradic

#1E83A1 #7D1EA1 #A13C1E #42A11E

square

#1E83A1 #7D1EA1 #A13C1E #42A11E

split-complementary

#1E83A1 #A11E42 #A17D1E

monochromatic

#0B2F3A #14596D #1E83A1 #28ADD5 #59C1E0

Accessibility & contrast

On white

4.36

#1E83A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#1E83A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E83A1

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E83A1	#FFFFFF	#000000	##000000
##1E83A1	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7280A3

Deuteranopia (green-blind)

#6174A1

Tritanopia (blue-blind)

#008C8D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #1e83a1;
/* rgb */ color: rgb(30, 131, 161);
/* oklch */ color: oklch(56.9% 0.098 223.3);

Tailwind

colors: {
  custom: {
    50: '#71a7bd',
    500: '#1e83a1',
    950: '#000000',
  },
}

SCSS

$custom: #1e83a1;
$custom-light: #71a7bd;
$custom-dark: #000000;

JSON

{
  "hex": "#1e83a1",
  "rgb": {
    "r": 30,
    "g": 131,
    "b": 161
  },
  "hsl": {
    "h": 193.74,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.5686,
    "c": 0.09789,
    "h": 223.3
  },
  "luminance": 0.19082
}

Semantic roles & 50–950 ramp

primary

#1E83A1

secondary

#C47057

accent

#643CEB

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #1E83A1

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

Preview Lab → · Contrast checker → · Palette generator →