#1F5372#1F5372

#1F5372 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.2% C 0.075 H 238.5°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#1F5372
RGB	rgb(31, 83, 114)
HSL	hsl(202, 57%, 28%)
HSV	hsv(202, 73%, 45%)
CMYK	cmyk(72.8%, 27.2%, 0%, 55.3%)
CIE-LAB	lab(33.33, -6.15, -22.74)
CIE-LCH	lch(33.33, 23.56, 254.86°)
OKLab	oklab(42.24% -0.0393 -0.064)
OKLCH	oklch(42.24% 0.075 238.5)
XYZ	xyz(6.6944, 7.6920, 17.0482)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5372 #723E1F

analogous

#1F7267 #1F5372 #1F2972

triadic

#1F5372 #721F53 #53721F

tetradic

#1F5372 #671F72 #723E1F #29721F

square

#1F5372 #671F72 #723E1F #29721F

split-complementary

#1F5372 #721F29 #72671F

monochromatic

#071218 #123042 #1F5372 #2C76A2 #4097CB

Accessibility & contrast

On white

8.27

#1F5372 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1F5372 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5372

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5372	#FFFFFF	#000000	##FFFFFF
##1F5372	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455373

Deuteranopia (green-blind)

#394B71

Tritanopia (blue-blind)

#005B5E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1f5372;
/* rgb */ color: rgb(31, 83, 114);
/* oklch */ color: oklch(42.2% 0.075 238.5);

Tailwind

colors: {
  custom: {
    50: '#66839a',
    500: '#1f5372',
    950: '#000000',
  },
}

SCSS

$custom: #1f5372;
$custom-light: #66839a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5372",
  "rgb": {
    "r": 31,
    "g": 83,
    "b": 114
  },
  "hsl": {
    "h": 202.41,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.42239,
    "c": 0.07514,
    "h": 238.5
  },
  "luminance": 0.07693
}

Semantic roles & 50–950 ramp

primary

#1F5372

secondary

#A66A47

accent

#8147E0

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1F5372

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

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