#1F426A#1F426A

#1F426A is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.4% C 0.080 H 253.4°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#1F426A
RGB	rgb(31, 66, 106)
HSL	hsl(212, 55%, 27%)
HSV	hsv(212, 71%, 42%)
CMYK	cmyk(70.8%, 37.7%, 0%, 58.4%)
CIE-LAB	lab(27.37, 1.80, -27.05)
CIE-LCH	lch(27.37, 27.11, 273.81°)
OKLab	oklab(37.4% -0.0229 -0.0768)
OKLCH	oklch(37.4% 0.08 253.4)
XYZ	xyz(5.1139, 5.2278, 14.3724)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F426A #6A471F

analogous

#1F686A #1F426A #221F6A

triadic

#1F426A #6A1F42 #426A1F

tetradic

#1F426A #6A1F68 #6A471F #1F6A22

square

#1F426A #6A1F68 #6A471F #1F6A22

split-complementary

#1F426A #6A221F #686A1F

monochromatic

#070F18 #11253B #1F426A #2D5F99 #3D7DC6

Accessibility & contrast

On white

10.27

#1F426A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#1F426A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F426A

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F426A	#FFFFFF	#000000	##FFFFFF
##1F426A	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30456C

Deuteranopia (green-blind)

#263D69

Tritanopia (blue-blind)

#004B51

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1f426a;
/* rgb */ color: rgb(31, 66, 106);
/* oklch */ color: oklch(37.4% 0.080 253.4);

Tailwind

colors: {
  custom: {
    50: '#647695',
    500: '#1f426a',
    950: '#000000',
  },
}

SCSS

$custom: #1f426a;
$custom-light: #647695;
$custom-dark: #000000;

JSON

{
  "hex": "#1f426a",
  "rgb": {
    "r": 31,
    "g": 66,
    "b": 106
  },
  "hsl": {
    "h": 212,
    "s": 54.745,
    "l": 26.863
  },
  "oklch": {
    "l": 0.37404,
    "c": 0.08014,
    "h": 253.4
  },
  "luminance": 0.05228
}

Semantic roles & 50–950 ramp

primary

#1F426A

secondary

#9E7547

accent

#994ADE

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #1F426A

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

Preview Lab → · Contrast checker → · Palette generator →