#1F5D8E#1F5D8E

#1F5D8E is a mid, moderate cyan. Relative luminance 0.101; OKLCH L 46.4% C 0.101 H 246.5°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#1F5D8E
RGB	rgb(31, 93, 142)
HSL	hsl(206, 64%, 34%)
HSV	hsv(206, 78%, 56%)
CMYK	cmyk(78.2%, 34.5%, 0%, 44.3%)
CIE-LAB	lab(37.97, -1.74, -32.65)
CIE-LCH	lch(37.97, 32.70, 266.95°)
OKLab	oklab(46.38% -0.0403 -0.0928)
OKLCH	oklch(46.38% 0.101 246.5)
XYZ	xyz(9.3600, 10.0719, 27.0367)
Luminance	0.1007 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5D8E #8E501F

analogous

#1F8E88 #1F5D8E #1F268E

triadic

#1F5D8E #8E1F5D #5D8E1F

tetradic

#1F5D8E #881F8E #8E501F #268E1F

square

#1F5D8E #881F8E #8E501F #268E1F

split-complementary

#1F5D8E #8E1F26 #8E881F

monochromatic

#091B2A #143C5C #1F5D8E #2A7EC0 #4F9CD9

Accessibility & contrast

On white

6.97

#1F5D8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#1F5D8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F5D8E

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5D8E	#FFFFFF	#000000	##FFFFFF
##1F5D8E	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465F90

Deuteranopia (green-blind)

#37558D

Tritanopia (blue-blind)

#00696F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1f5d8e;
/* rgb */ color: rgb(31, 93, 142);
/* oklch */ color: oklch(46.4% 0.101 246.5);

Tailwind

colors: {
  custom: {
    50: '#6c8aaf',
    500: '#1f5d8e',
    950: '#000000',
  },
}

SCSS

$custom: #1f5d8e;
$custom-light: #6c8aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5d8e",
  "rgb": {
    "r": 31,
    "g": 93,
    "b": 142
  },
  "hsl": {
    "h": 206.486,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.46377,
    "c": 0.10116,
    "h": 246.5
  },
  "luminance": 0.10073
}

Semantic roles & 50–950 ramp

primary

#1F5D8E

secondary

#BB7E4D

accent

#8A41E7

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1F5D8E

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

Preview Lab → · Contrast checker → · Palette generator →