#1F669B#1F669B

#1F669B is a mid, moderate cyan. Relative luminance 0.122; OKLCH L 49.4% C 0.109 H 245.6°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#1F669B
RGB	rgb(31, 102, 155)
HSL	hsl(206, 67%, 36%)
HSV	hsv(206, 80%, 61%)
CMYK	cmyk(80%, 34.2%, 0%, 39.2%)
CIE-LAB	lab(41.47, -2.35, -34.93)
CIE-LCH	lch(41.47, 35.01, 266.14°)
OKLab	oklab(49.36% -0.045 -0.0993)
OKLCH	oklch(49.36% 0.109 245.6)
XYZ	xyz(11.2306, 12.1593, 32.7591)
Luminance	0.1216 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F669B #9B541F

analogous

#1F9B92 #1F669B #1F289B

triadic

#1F669B #9B1F66 #669B1F

tetradic

#1F669B #921F9B #9B541F #289B1F

square

#1F669B #921F9B #9B541F #289B1F

split-complementary

#1F669B #9B1F28 #9B921F

monochromatic

#0B2335 #154468 #1F669B #2988CE #57A4DD

Accessibility & contrast

On white

6.12

#1F669B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#1F669B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F669B

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F669B	#FFFFFF	#000000	##FFFFFF
##1F669B	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D689D

Deuteranopia (green-blind)

#3C5D9A

Tritanopia (blue-blind)

#007379

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1f669b;
/* rgb */ color: rgb(31, 102, 155);
/* oklch */ color: oklch(49.4% 0.109 245.6);

Tailwind

colors: {
  custom: {
    50: '#6f91b9',
    500: '#1f669b',
    950: '#000000',
  },
}

SCSS

$custom: #1f669b;
$custom-light: #6f91b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1f669b",
  "rgb": {
    "r": 31,
    "g": 102,
    "b": 155
  },
  "hsl": {
    "h": 205.645,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.49359,
    "c": 0.10902,
    "h": 245.6
  },
  "luminance": 0.12161
}

Semantic roles & 50–950 ramp

primary

#1F669B

secondary

#C18355

accent

#873EEA

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1F669B

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

Preview Lab → · Contrast checker → · Palette generator →