#1F5585#1F5585

#1F5585 is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.9% C 0.097 H 248.8°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#1F5585
RGB	rgb(31, 85, 133)
HSL	hsl(208, 62%, 32%)
HSV	hsv(208, 77%, 52%)
CMYK	cmyk(76.7%, 36.1%, 0%, 47.8%)
CIE-LAB	lab(34.96, -0.14, -31.93)
CIE-LCH	lch(34.96, 31.93, 269.75°)
OKLab	oklab(43.85% -0.0351 -0.0908)
OKLCH	oklch(43.85% 0.097 248.8)
XYZ	xyz(8.0456, 8.4808, 23.3987)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5585 #854F1F

analogous

#1F8582 #1F5585 #1F2285

triadic

#1F5585 #851F55 #55851F

tetradic

#1F5585 #821F85 #854F1F #22851F

square

#1F5585 #821F85 #854F1F #22851F

split-complementary

#1F5585 #851F22 #85821F

monochromatic

#081622 #133553 #1F5585 #2B75B7 #4A93D5

Accessibility & contrast

On white

7.79

#1F5585 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#1F5585 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5585

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5585	#FFFFFF	#000000	##FFFFFF
##1F5585	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F5787

Deuteranopia (green-blind)

#304E84

Tritanopia (blue-blind)

#006066

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1f5585;
/* rgb */ color: rgb(31, 85, 133);
/* oklch */ color: oklch(43.9% 0.097 248.8);

Tailwind

colors: {
  custom: {
    50: '#6a84a9',
    500: '#1f5585',
    950: '#000000',
  },
}

SCSS

$custom: #1f5585;
$custom-light: #6a84a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5585",
  "rgb": {
    "r": 31,
    "g": 85,
    "b": 133
  },
  "hsl": {
    "h": 208.235,
    "s": 62.195,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43852,
    "c": 0.09732,
    "h": 248.8
  },
  "luminance": 0.08482
}

Semantic roles & 50–950 ramp

primary

#1F5585

secondary

#B77D49

accent

#8F43E5

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1F5585

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

Preview Lab → · Contrast checker → · Palette generator →