#1B5074#1B5074

#1B5074 is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.4% C 0.082 H 242.4°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#1B5074
RGB	rgb(27, 80, 116)
HSL	hsl(204, 62%, 28%)
HSV	hsv(204, 77%, 45%)
CMYK	cmyk(76.7%, 31%, 0%, 54.5%)
CIE-LAB	lab(32.33, -4.13, -25.57)
CIE-LCH	lch(32.33, 25.90, 260.83°)
OKLab	oklab(41.44% -0.0378 -0.0723)
OKLCH	oklch(41.44% 0.082 242.4)
XYZ	xyz(6.4718, 7.2305, 17.5742)
Luminance	0.0723 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5074 #743F1B

analogous

#1B746B #1B5074 #1B2374

triadic

#1B5074 #741B50 #50741B

tetradic

#1B5074 #6B1B74 #743F1B #23741B

square

#1B5074 #6B1B74 #743F1B #23741B

split-complementary

#1B5074 #741B23 #746B1B

monochromatic

#061119 #0F2E42 #1B5074 #2772A6 #3993D1

Accessibility & contrast

On white

8.58

#1B5074 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#1B5074 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5074

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5074	#FFFFFF	#000000	##FFFFFF
##1B5074	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F5176

Deuteranopia (green-blind)

#334873

Tritanopia (blue-blind)

#00595D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1b5074;
/* rgb */ color: rgb(27, 80, 116);
/* oklch */ color: oklch(41.4% 0.082 242.4);

Tailwind

colors: {
  custom: {
    50: '#65809c',
    500: '#1b5074',
    950: '#000000',
  },
}

SCSS

$custom: #1b5074;
$custom-light: #65809c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5074",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 116
  },
  "hsl": {
    "h": 204.27,
    "s": 62.238,
    "l": 28.039
  },
  "oklch": {
    "l": 0.41438,
    "c": 0.08164,
    "h": 242.4
  },
  "luminance": 0.07231
}

Semantic roles & 50–950 ramp

primary

#1B5074

secondary

#A96C42

accent

#8442E5

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1B5074

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

Preview Lab → · Contrast checker → · Palette generator →