#1F5490#1F5490

#1F5490 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.3% C 0.113 H 254.0°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#1F5490
RGB	rgb(31, 84, 144)
HSL	hsl(212, 65%, 34%)
HSV	hsv(212, 78%, 56%)
CMYK	cmyk(78.5%, 41.7%, 0%, 43.5%)
CIE-LAB	lab(35.29, 4.84, -38.12)
CIE-LCH	lch(35.29, 38.43, 277.23°)
OKLab	oklab(44.31% -0.0312 -0.1089)
OKLCH	oklch(44.31% 0.113 254)
XYZ	xyz(8.7676, 8.6445, 27.5866)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5490 #905B1F

analogous

#1F8D90 #1F5490 #221F90

triadic

#1F5490 #901F54 #54901F

tetradic

#1F5490 #901F8D #905B1F #1F9022

square

#1F5490 #901F8D #905B1F #1F9022

split-complementary

#1F5490 #90221F #8D901F

monochromatic

#09192B #14375E #1F5490 #2A71C2 #5090D9

Accessibility & contrast

On white

7.69

#1F5490 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#1F5490 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5490

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5490	#FFFFFF	#000000	##FFFFFF
##1F5490	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375992

Deuteranopia (green-blind)

#244E8F

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1f5490;
/* rgb */ color: rgb(31, 84, 144);
/* oklch */ color: oklch(44.3% 0.113 254.0);

Tailwind

colors: {
  custom: {
    50: '#6c83b1',
    500: '#1f5490',
    950: '#000000',
  },
}

SCSS

$custom: #1f5490;
$custom-light: #6c83b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5490",
  "rgb": {
    "r": 31,
    "g": 84,
    "b": 144
  },
  "hsl": {
    "h": 211.858,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.44314,
    "c": 0.11333,
    "h": 254
  },
  "luminance": 0.08646
}

Semantic roles & 50–950 ramp

primary

#1F5490

secondary

#BC894E

accent

#9940E8

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #1F5490

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

Preview Lab → · Contrast checker → · Palette generator →