#1F5074#1F5074

#1F5074 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.6% C 0.080 H 243.8°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#1F5074
RGB	rgb(31, 80, 116)
HSL	hsl(205, 58%, 29%)
HSV	hsv(205, 73%, 45%)
CMYK	cmyk(73.3%, 31%, 0%, 54.5%)
CIE-LAB	lab(32.46, -3.51, -25.36)
CIE-LCH	lch(32.46, 25.60, 262.13°)
OKLab	oklab(41.58% -0.0353 -0.0717)
OKLCH	oklch(41.58% 0.08 243.8)
XYZ	xyz(6.5849, 7.2889, 17.5795)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5074 #74431F

analogous

#1F746E #1F5074 #1F2674

triadic

#1F5074 #741F50 #50741F

tetradic

#1F5074 #6E1F74 #74431F #26741F

square

#1F5074 #6E1F74 #74431F #26741F

split-complementary

#1F5074 #741F26 #746E1F

monochromatic

#061118 #122F44 #1F5074 #2C71A4 #4191CC

Accessibility & contrast

On white

8.54

#1F5074 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#1F5074 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5074

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5074	#FFFFFF	#000000	##FFFFFF
##1F5074	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405176

Deuteranopia (green-blind)

#344973

Tritanopia (blue-blind)

#00595D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1f5074;
/* rgb */ color: rgb(31, 80, 116);
/* oklch */ color: oklch(41.6% 0.080 243.8);

Tailwind

colors: {
  custom: {
    50: '#66809c',
    500: '#1f5074',
    950: '#000000',
  },
}

SCSS

$custom: #1f5074;
$custom-light: #66809c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5074",
  "rgb": {
    "r": 31,
    "g": 80,
    "b": 116
  },
  "hsl": {
    "h": 205.412,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.41577,
    "c": 0.07989,
    "h": 243.8
  },
  "luminance": 0.0729
}

Semantic roles & 50–950 ramp

primary

#1F5074

secondary

#A87047

accent

#8847E1

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1F5074

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

Preview Lab → · Contrast checker → · Palette generator →