#1A4C83#1A4C83

#1A4C83 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.3% C 0.106 H 253.6°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#1A4C83
RGB	rgb(26, 76, 131)
HSL	hsl(211, 67%, 31%)
HSV	hsv(211, 80%, 51%)
CMYK	cmyk(80.2%, 42%, 0%, 48.6%)
CIE-LAB	lab(31.87, 4.31, -35.63)
CIE-LCH	lch(31.87, 35.88, 276.90°)
OKLab	oklab(41.35% -0.03 -0.1018)
OKLCH	oklch(41.35% 0.106 253.6)
XYZ	xyz(7.1056, 7.0264, 22.4501)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4C83 #83511A

analogous

#1A8083 #1A4C83 #1D1A83

triadic

#1A4C83 #831A4C #4C831A

tetradic

#1A4C83 #831A80 #83511A #1A831D

square

#1A4C83 #831A80 #83511A #1A831D

split-complementary

#1A4C83 #831D1A #80831A

monochromatic

#06111D #102E50 #1A4C83 #246AB6 #3F88D9

Accessibility & contrast

On white

8.73

#1A4C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1A4C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4C83

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4C83	#FFFFFF	#000000	##FFFFFF
##1A4C83	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315085

Deuteranopia (green-blind)

#204782

Tritanopia (blue-blind)

#005961

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1a4c83;
/* rgb */ color: rgb(26, 76, 131);
/* oklch */ color: oklch(41.3% 0.106 253.6);

Tailwind

colors: {
  custom: {
    50: '#687da7',
    500: '#1a4c83',
    950: '#000000',
  },
}

SCSS

$custom: #1a4c83;
$custom-light: #687da7;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4c83",
  "rgb": {
    "r": 26,
    "g": 76,
    "b": 131
  },
  "hsl": {
    "h": 211.429,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.41347,
    "c": 0.10615,
    "h": 253.6
  },
  "luminance": 0.07027
}

Semantic roles & 50–950 ramp

primary

#1A4C83

secondary

#B77F42

accent

#983EEA

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1A4C83

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

Preview Lab → · Contrast checker → · Palette generator →