#1A487F#1A487F

#1A487F is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.1% C 0.105 H 255.0°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#1A487F
RGB	rgb(26, 72, 127)
HSL	hsl(213, 66%, 30%)
HSV	hsv(213, 80%, 50%)
CMYK	cmyk(79.5%, 43.3%, 0%, 50.2%)
CIE-LAB	lab(30.37, 5.38, -35.54)
CIE-LCH	lch(30.37, 35.94, 278.60°)
OKLab	oklab(40.1% -0.0272 -0.1016)
OKLCH	oklch(40.1% 0.105 255)
XYZ	xyz(6.5727, 6.3859, 20.9608)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A487F #7F511A

analogous

#1A7B7F #1A487F #1E1A7F

triadic

#1A487F #7F1A48 #487F1A

tetradic

#1A487F #7F1A7B #7F511A #1A7F1E

square

#1A487F #7F1A7B #7F511A #1A7F1E

split-complementary

#1A487F #7F1E1A #7B7F1A

monochromatic

#050E19 #102B4C #1A487F #2465B2 #3C83D7

Accessibility & contrast

On white

9.22

#1A487F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1A487F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A487F

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A487F	#FFFFFF	#000000	##FFFFFF
##1A487F	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4C81

Deuteranopia (green-blind)

#1B437E

Tritanopia (blue-blind)

#00555D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1a487f;
/* rgb */ color: rgb(26, 72, 127);
/* oklch */ color: oklch(40.1% 0.105 255.0);

Tailwind

colors: {
  custom: {
    50: '#677aa4',
    500: '#1a487f',
    950: '#000000',
  },
}

SCSS

$custom: #1a487f;
$custom-light: #677aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#1a487f",
  "rgb": {
    "r": 26,
    "g": 72,
    "b": 127
  },
  "hsl": {
    "h": 212.673,
    "s": 66.013,
    "l": 30
  },
  "oklch": {
    "l": 0.40097,
    "c": 0.10524,
    "h": 255
  },
  "luminance": 0.06387
}

Semantic roles & 50–950 ramp

primary

#1A487F

secondary

#B37F42

accent

#9B3FE9

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1A487F

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

Preview Lab → · Contrast checker → · Palette generator →