#1F6590#1F6590

#1F6590 is a mid, moderate cyan. Relative luminance 0.116; OKLCH L 48.5% C 0.097 H 240.5°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#1F6590
RGB	rgb(31, 101, 144)
HSL	hsl(203, 65%, 34%)
HSV	hsv(203, 78%, 56%)
CMYK	cmyk(78.5%, 29.9%, 0%, 43.5%)
CIE-LAB	lab(40.59, -5.93, -29.73)
CIE-LCH	lch(40.59, 30.32, 258.73°)
OKLab	oklab(48.48% -0.0476 -0.0841)
OKLCH	oklch(48.48% 0.097 240.5)
XYZ	xyz(10.2508, 11.6111, 28.0811)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F6590 #904A1F

analogous

#1F9083 #1F6590 #1F2D90

triadic

#1F6590 #901F65 #65901F

tetradic

#1F6590 #831F90 #904A1F #2D901F

square

#1F6590 #831F90 #904A1F #2D901F

split-complementary

#1F6590 #901F2D #90831F

monochromatic

#091E2B #14425E #1F6590 #2A88C2 #50A5D9

Accessibility & contrast

On white

6.32

#1F6590 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#1F6590 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F6590

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F6590	#FFFFFF	#000000	##FFFFFF
##1F6590	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#516692

Deuteranopia (green-blind)

#415B8F

Tritanopia (blue-blind)

#007074

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1f6590;
/* rgb */ color: rgb(31, 101, 144);
/* oklch */ color: oklch(48.5% 0.097 240.5);

Tailwind

colors: {
  custom: {
    50: '#6c90b0',
    500: '#1f6590',
    950: '#000000',
  },
}

SCSS

$custom: #1f6590;
$custom-light: #6c90b0;
$custom-dark: #000000;

JSON

{
  "hex": "#1f6590",
  "rgb": {
    "r": 31,
    "g": 101,
    "b": 144
  },
  "hsl": {
    "h": 202.832,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.48481,
    "c": 0.09666,
    "h": 240.5
  },
  "luminance": 0.11612
}

Semantic roles & 50–950 ramp

primary

#1F6590

secondary

#BC784E

accent

#8040E8

background

#F7F8FA

surface

#EDF0F5

border

#C8CBCF

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #1F6590

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

Preview Lab → · Contrast checker → · Palette generator →