#1B628B#1B628B

#1B628B is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.3% C 0.095 H 239.3°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#1B628B
RGB	rgb(27, 98, 139)
HSL	hsl(202, 67%, 33%)
HSV	hsv(202, 81%, 55%)
CMYK	cmyk(80.6%, 29.5%, 0%, 45.5%)
CIE-LAB	lab(39.29, -6.48, -28.76)
CIE-LCH	lch(39.29, 29.48, 257.31°)
OKLab	oklab(47.34% -0.0483 -0.0814)
OKLCH	oklch(47.34% 0.095 239.3)
XYZ	xyz(9.4780, 10.8313, 26.0122)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B628B #8B441B

analogous

#1B8B7C #1B628B #1B2A8B

triadic

#1B628B #8B1B62 #628B1B

tetradic

#1B628B #7C1B8B #8B441B #2A8B1B

square

#1B628B #7C1B8B #8B441B #2A8B1B

split-complementary

#1B628B #8B1B2A #8B7C1B

monochromatic

#071A25 #113E58 #1B628B #2586BE #45A4DB

Accessibility & contrast

On white

6.63

#1B628B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1B628B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B628B

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B628B	#FFFFFF	#000000	##FFFFFF
##1B628B	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F628D

Deuteranopia (green-blind)

#3F588A

Tritanopia (blue-blind)

#006C70

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1b628b;
/* rgb */ color: rgb(27, 98, 139);
/* oklch */ color: oklch(47.3% 0.095 239.3);

Tailwind

colors: {
  custom: {
    50: '#6a8ead',
    500: '#1b628b',
    950: '#000000',
  },
}

SCSS

$custom: #1b628b;
$custom-light: #6a8ead;
$custom-dark: #000000;

JSON

{
  "hex": "#1b628b",
  "rgb": {
    "r": 27,
    "g": 98,
    "b": 139
  },
  "hsl": {
    "h": 201.964,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.47344,
    "c": 0.09462,
    "h": 239.3
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#1B628B

secondary

#BC7145

accent

#7D3DEA

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #1B628B

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

Preview Lab → · Contrast checker → · Palette generator →