#1F658A#1F658A

#1F658A is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.2% C 0.090 H 236.5°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F658A
RGB	rgb(31, 101, 138)
HSL	hsl(201, 63%, 33%)
HSV	hsv(201, 78%, 54%)
CMYK	cmyk(77.5%, 26.8%, 0%, 45.9%)
CIE-LAB	lab(40.30, -8.18, -26.58)
CIE-LCH	lch(40.30, 27.81, 252.90°)
OKLab	oklab(48.15% -0.0497 -0.075)
OKLCH	oklch(48.15% 0.09 236.5)
XYZ	xyz(9.8044, 11.4325, 25.7298)
Luminance	0.1143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F658A #8A441F

analogous

#1F8A79 #1F658A #1F2F8A

triadic

#1F658A #8A1F65 #658A1F

tetradic

#1F658A #791F8A #8A441F #2F8A1F

square

#1F658A #791F8A #8A441F #2F8A1F

split-complementary

#1F658A #8A1F2F #8A791F

monochromatic

#091C26 #144058 #1F658A #2A8ABC #4CA7D7

Accessibility & contrast

On white

6.39

#1F658A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#1F658A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F658A

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F658A	#FFFFFF	#000000	##FFFFFF
##1F658A	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53658C

Deuteranopia (green-blind)

#455A89

Tritanopia (blue-blind)

#006F72

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1f658a;
/* rgb */ color: rgb(31, 101, 138);
/* oklch */ color: oklch(48.2% 0.090 236.5);

Tailwind

colors: {
  custom: {
    50: '#6b90ac',
    500: '#1f658a',
    950: '#000000',
  },
}

SCSS

$custom: #1f658a;
$custom-light: #6b90ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1f658a",
  "rgb": {
    "r": 31,
    "g": 101,
    "b": 138
  },
  "hsl": {
    "h": 200.748,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.48154,
    "c": 0.08995,
    "h": 236.5
  },
  "luminance": 0.11434
}

Semantic roles & 50–950 ramp

primary

#1F658A

secondary

#BA714B

accent

#7A41E6

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1F658A

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

Preview Lab → · Contrast checker → · Palette generator →