#1F619D#1F619D

#1F619D is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 48.3% C 0.117 H 250.0°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#1F619D
RGB	rgb(31, 97, 157)
HSL	hsl(209, 67%, 37%)
HSV	hsv(209, 80%, 62%)
CMYK	cmyk(80.3%, 38.2%, 0%, 38.4%)
CIE-LAB	lab(40.04, 1.55, -38.39)
CIE-LCH	lch(40.04, 38.42, 272.32°)
OKLab	oklab(48.27% -0.0398 -0.1095)
OKLCH	oklch(48.27% 0.117 250)
XYZ	xyz(10.9233, 11.2737, 33.4921)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F619D #9D5B1F

analogous

#1F9D9A #1F619D #1F229D

triadic

#1F619D #9D1F61 #619D1F

tetradic

#1F619D #9A1F9D #9D5B1F #229D1F

square

#1F619D #9A1F9D #9D5B1F #229D1F

split-complementary

#1F619D #9D1F22 #9D9A1F

monochromatic

#0B2237 #15416A #1F619D #2981D0 #589EDE

Accessibility & contrast

On white

6.45

#1F619D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#1F619D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F619D

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F619D	#FFFFFF	#000000	##FFFFFF
##1F619D	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45659F

Deuteranopia (green-blind)

#31599C

Tritanopia (blue-blind)

#006F77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1f619d;
/* rgb */ color: rgb(31, 97, 157);
/* oklch */ color: oklch(48.3% 0.117 250.0);

Tailwind

colors: {
  custom: {
    50: '#6f8dba',
    500: '#1f619d',
    950: '#000000',
  },
}

SCSS

$custom: #1f619d;
$custom-light: #6f8dba;
$custom-dark: #000000;

JSON

{
  "hex": "#1f619d",
  "rgb": {
    "r": 31,
    "g": 97,
    "b": 157
  },
  "hsl": {
    "h": 208.571,
    "s": 67.021,
    "l": 36.863
  },
  "oklch": {
    "l": 0.48271,
    "c": 0.11652,
    "h": 250
  },
  "luminance": 0.11275
}

Semantic roles & 50–950 ramp

primary

#1F619D

secondary

#C28956

accent

#903EEA

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1F619D

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

Preview Lab → · Contrast checker → · Palette generator →