#1C5EB4#1C5EB4

#1C5EB4 is a mid, vivid cyan. Relative luminance 0.115; OKLCH L 49.1% C 0.151 H 257.1°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#1C5EB4
RGB	rgb(28, 94, 180)
HSL	hsl(214, 73%, 41%)
HSV	hsv(214, 84%, 71%)
CMYK	cmyk(84.4%, 47.8%, 0%, 29.4%)
CIE-LAB	lab(40.49, 12.26, -51.29)
CIE-LCH	lch(40.49, 52.73, 283.44°)
OKLab	oklab(49.05% -0.0338 -0.1475)
OKLCH	oklch(49.05% 0.151 257.1)
XYZ	xyz(12.7168, 11.5460, 44.7295)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C5EB4 #B4721C

analogous

#1CAAB4 #1C5EB4 #261CB4

triadic

#1C5EB4 #B41C5E #5EB41C

tetradic

#1C5EB4 #B41CAA #B4721C #1CB426

square

#1C5EB4 #B41CAA #B4721C #1CB426

split-complementary

#1C5EB4 #B4261C #AAB41C

monochromatic

#0C274A #14427F #1C5EB4 #2F7BDF #649DE7

Accessibility & contrast

On white

6.35

#1C5EB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#1C5EB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C5EB4

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C5EB4	#FFFFFF	#000000	##FFFFFF
##1C5EB4	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D67B7

Deuteranopia (green-blind)

#0059B2

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1c5eb4;
/* rgb */ color: rgb(28, 94, 180);
/* oklch */ color: oklch(49.1% 0.151 257.1);

Tailwind

colors: {
  custom: {
    50: '#748bcb',
    500: '#1c5eb4',
    950: '#000000',
  },
}

SCSS

$custom: #1c5eb4;
$custom-light: #748bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#1c5eb4",
  "rgb": {
    "r": 28,
    "g": 94,
    "b": 180
  },
  "hsl": {
    "h": 213.947,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49054,
    "c": 0.15132,
    "h": 257.1
  },
  "luminance": 0.11548
}

Semantic roles & 50–950 ramp

primary

#1C5EB4

secondary

#CC9D60

accent

#A038F0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #1C5EB4

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

Preview Lab → · Contrast checker → · Palette generator →