#1F486B#1F486B

#1F486B is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 39.0% C 0.075 H 247.0°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#1F486B
RGB	rgb(31, 72, 107)
HSL	hsl(208, 55%, 27%)
HSV	hsv(208, 71%, 42%)
CMYK	cmyk(71%, 32.7%, 0%, 58%)
CIE-LAB	lab(29.38, -1.79, -24.52)
CIE-LCH	lch(29.38, 24.59, 265.82°)
OKLab	oklab(39% -0.0294 -0.0693)
OKLCH	oklch(39% 0.075 247)
XYZ	xyz(5.5353, 5.9870, 14.7710)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F486B #6B421F

analogous

#1F6B68 #1F486B #1F226B

triadic

#1F486B #6B1F48 #486B1F

tetradic

#1F486B #681F6B #6B421F #226B1F

square

#1F486B #681F6B #6B421F #226B1F

split-complementary

#1F486B #6B1F22 #6B681F

monochromatic

#071018 #11283C #1F486B #2D689A #3D88C7

Accessibility & contrast

On white

9.56

#1F486B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#1F486B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F486B

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F486B	#FFFFFF	#000000	##FFFFFF
##1F486B	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38496D

Deuteranopia (green-blind)

#2E426A

Tritanopia (blue-blind)

#005054

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1f486b;
/* rgb */ color: rgb(31, 72, 107);
/* oklch */ color: oklch(39.0% 0.075 247.0);

Tailwind

colors: {
  custom: {
    50: '#647a95',
    500: '#1f486b',
    950: '#000000',
  },
}

SCSS

$custom: #1f486b;
$custom-light: #647a95;
$custom-dark: #000000;

JSON

{
  "hex": "#1f486b",
  "rgb": {
    "r": 31,
    "g": 72,
    "b": 107
  },
  "hsl": {
    "h": 207.632,
    "s": 55.072,
    "l": 27.059
  },
  "oklch": {
    "l": 0.38996,
    "c": 0.07532,
    "h": 247
  },
  "luminance": 0.05988
}

Semantic roles & 50–950 ramp

primary

#1F486B

secondary

#9F6F47

accent

#8E49DE

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#06090D

muted

#7A7B7E

Preview Lab

Preview with #1F486B

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

Preview Lab → · Contrast checker → · Palette generator →