#1A5188#1A5188

#1A5188 is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.9% C 0.107 H 251.9°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#1A5188
RGB	rgb(26, 81, 136)
HSL	hsl(210, 68%, 32%)
HSV	hsv(210, 81%, 53%)
CMYK	cmyk(80.9%, 40.4%, 0%, 46.7%)
CIE-LAB	lab(33.73, 3.01, -35.73)
CIE-LCH	lch(33.73, 35.85, 274.82°)
OKLab	oklab(42.9% -0.0334 -0.102)
OKLCH	oklch(42.9% 0.107 251.9)
XYZ	xyz(7.8107, 7.8811, 24.3973)
Luminance	0.0788 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5188 #88511A

analogous

#1A8888 #1A5188 #1A1A88

triadic

#1A5188 #881A51 #51881A

tetradic

#1A5188 #881A88 #88511A #1A881A

square

#1A5188 #881A88 #88511A #1A881A

split-complementary

#1A5188 #881A1A #88881A

monochromatic

#061421 #103255 #1A5188 #2470BB #428EDB

Accessibility & contrast

On white

8.15

#1A5188 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1A5188 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A5188

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5188	#FFFFFF	#000000	##FFFFFF
##1A5188	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37558A

Deuteranopia (green-blind)

#254B87

Tritanopia (blue-blind)

#005E66

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a5188;
/* rgb */ color: rgb(26, 81, 136);
/* oklch */ color: oklch(42.9% 0.107 251.9);

Tailwind

colors: {
  custom: {
    50: '#6981ab',
    500: '#1a5188',
    950: '#000000',
  },
}

SCSS

$custom: #1a5188;
$custom-light: #6981ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5188",
  "rgb": {
    "r": 26,
    "g": 81,
    "b": 136
  },
  "hsl": {
    "h": 210,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.42902,
    "c": 0.10735,
    "h": 251.9
  },
  "luminance": 0.07882
}

Semantic roles & 50–950 ramp

primary

#1A5188

secondary

#BB7F43

accent

#943DEB

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1A5188

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

Preview Lab → · Contrast checker → · Palette generator →