#1E91BC#1E91BC

#1E91BC is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.6% C 0.115 H 229.5°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#1E91BC
RGB	rgb(30, 145, 188)
HSL	hsl(196, 72%, 43%)
HSV	hsv(196, 84%, 74%)
CMYK	cmyk(84%, 22.9%, 0%, 26.3%)
CIE-LAB	lab(56.24, -15.32, -30.96)
CIE-LCH	lch(56.24, 34.54, 243.67°)
OKLab	oklab(61.61% -0.0744 -0.0872)
OKLCH	oklch(61.61% 0.115 229.5)
XYZ	xyz(19.7342, 24.1551, 51.1895)
Luminance	0.2416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E91BC #BC491E

analogous

#1EBC98 #1E91BC #1E42BC

triadic

#1E91BC #BC1E91 #91BC1E

tetradic

#1E91BC #981EBC #BC491E #42BC1E

square

#1E91BC #981EBC #BC491E #42BC1E

split-complementary

#1E91BC #BC1E42 #BC981E

monochromatic

#0D4052 #166887 #1E91BC #38B2DF #6DC6E8

Accessibility & contrast

On white

3.60

#1E91BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#1E91BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1E91BC

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E91BC	#FFFFFF	#000000	##000000
##1E91BC	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBE

Deuteranopia (green-blind)

#6681BB

Tritanopia (blue-blind)

#009D9F

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1e91bc;
/* rgb */ color: rgb(30, 145, 188);
/* oklch */ color: oklch(61.6% 0.115 229.5);

Tailwind

colors: {
  custom: {
    50: '#77b1d0',
    500: '#1e91bc',
    950: '#000000',
  },
}

SCSS

$custom: #1e91bc;
$custom-light: #77b1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e91bc",
  "rgb": {
    "r": 30,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 196.329,
    "s": 72.477,
    "l": 42.745
  },
  "oklch": {
    "l": 0.61612,
    "c": 0.11461,
    "h": 229.5
  },
  "luminance": 0.24158
}

Semantic roles & 50–950 ramp

primary

#1E91BC

secondary

#CE8468

accent

#6A39EF

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0A1014

muted

#7C7F82

Preview Lab

Preview with #1E91BC

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

Preview Lab → · Contrast checker → · Palette generator →