#1F5090#1F5090

#1F5090 is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.4% C 0.118 H 256.5°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#1F5090
RGB	rgb(31, 80, 144)
HSL	hsl(214, 65%, 34%)
HSV	hsv(214, 78%, 56%)
CMYK	cmyk(78.5%, 44.4%, 0%, 43.5%)
CIE-LAB	lab(34.07, 7.48, -40.07)
CIE-LCH	lch(34.07, 40.77, 280.58°)
OKLab	oklab(43.36% -0.0276 -0.1148)
OKLCH	oklch(43.36% 0.118 256.5)
XYZ	xyz(8.4659, 8.0413, 27.4861)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5090 #905F1F

analogous

#1F8990 #1F5090 #271F90

triadic

#1F5090 #901F50 #50901F

tetradic

#1F5090 #901F89 #905F1F #1F9027

square

#1F5090 #901F89 #905F1F #1F9027

split-complementary

#1F5090 #90271F #89901F

monochromatic

#09182B #14345E #1F5090 #2A6CC2 #508CD9

Accessibility & contrast

On white

8.05

#1F5090 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#1F5090 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5090

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5090	#FFFFFF	#000000	##FFFFFF
##1F5090	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305692

Deuteranopia (green-blind)

#1A4B8F

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1f5090;
/* rgb */ color: rgb(31, 80, 144);
/* oklch */ color: oklch(43.4% 0.118 256.5);

Tailwind

colors: {
  custom: {
    50: '#6c80b1',
    500: '#1f5090',
    950: '#000000',
  },
}

SCSS

$custom: #1f5090;
$custom-light: #6c80b1;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5090",
  "rgb": {
    "r": 31,
    "g": 80,
    "b": 144
  },
  "hsl": {
    "h": 213.982,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43365,
    "c": 0.11803,
    "h": 256.5
  },
  "luminance": 0.08042
}

Semantic roles & 50–950 ramp

primary

#1F5090

secondary

#BC8D4E

accent

#9F40E8

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1F5090

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

Preview Lab → · Contrast checker → · Palette generator →