#1F5979#1F5979

#1F5979 is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.2% C 0.079 H 236.8°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F5979
RGB	rgb(31, 89, 121)
HSL	hsl(201, 59%, 30%)
HSV	hsv(201, 74%, 47%)
CMYK	cmyk(74.4%, 26.4%, 0%, 52.5%)
CIE-LAB	lab(35.63, -7.24, -23.50)
CIE-LCH	lch(35.63, 24.59, 252.87°)
OKLab	oklab(44.17% -0.0433 -0.0662)
OKLCH	oklch(44.17% 0.079 236.8)
XYZ	xyz(7.5873, 8.8157, 19.3872)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5979 #793F1F

analogous

#1F796C #1F5979 #1F2C79

triadic

#1F5979 #791F59 #59791F

tetradic

#1F5979 #6C1F79 #793F1F #2C791F

square

#1F5979 #6C1F79 #793F1F #2C791F

split-complementary

#1F5979 #791F2C #796C1F

monochromatic

#061218 #133548 #1F5979 #2B7DAA #439DCF

Accessibility & contrast

On white

7.60

#1F5979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#1F5979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5979

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5979	#FFFFFF	#000000	##FFFFFF
##1F5979	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A597A

Deuteranopia (green-blind)

#3E5078

Tritanopia (blue-blind)

#006164

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #1f5979;
/* rgb */ color: rgb(31, 89, 121);
/* oklch */ color: oklch(44.2% 0.079 236.8);

Tailwind

colors: {
  custom: {
    50: '#6887a0',
    500: '#1f5979',
    950: '#000000',
  },
}

SCSS

$custom: #1f5979;
$custom-light: #6887a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5979",
  "rgb": {
    "r": 31,
    "g": 89,
    "b": 121
  },
  "hsl": {
    "h": 201.333,
    "s": 59.211,
    "l": 29.804
  },
  "oklch": {
    "l": 0.44172,
    "c": 0.0791,
    "h": 236.8
  },
  "luminance": 0.08817
}

Semantic roles & 50–950 ramp

primary

#1F5979

secondary

#AC6B47

accent

#7D45E2

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1F5979

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

Preview Lab → · Contrast checker → · Palette generator →