#1C77A9#1C77A9

#1C77A9 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.2% C 0.112 H 239.0°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#1C77A9
RGB	rgb(28, 119, 169)
HSL	hsl(201, 72%, 39%)
HSV	hsv(201, 83%, 66%)
CMYK	cmyk(83.4%, 29.6%, 0%, 33.7%)
CIE-LAB	lab(47.37, -7.62, -33.89)
CIE-LCH	lch(47.37, 34.74, 257.32°)
OKLab	oklab(54.24% -0.0577 -0.096)
OKLCH	oklch(54.24% 0.112 239)
XYZ	xyz(14.2343, 16.3033, 39.9251)
Luminance	0.1631 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C77A9 #A94E1C

analogous

#1CA994 #1C77A9 #1C30A9

triadic

#1C77A9 #A91C77 #77A91C

tetradic

#1C77A9 #941CA9 #A94E1C #30A91C

square

#1C77A9 #941CA9 #A94E1C #30A91C

split-complementary

#1C77A9 #A91C30 #A9941C

monochromatic

#0B2D40 #135274 #1C77A9 #279BDB #5BB4E4

Accessibility & contrast

On white

4.93

#1C77A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#1C77A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C77A9

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C77A9	#FFFFFF	#000000	##FFFFFF
##1C77A9	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F77AB

Deuteranopia (green-blind)

#4C6BA8

Tritanopia (blue-blind)

#008488

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1c77a9;
/* rgb */ color: rgb(28, 119, 169);
/* oklch */ color: oklch(54.2% 0.112 239.0);

Tailwind

colors: {
  custom: {
    50: '#719ec3',
    500: '#1c77a9',
    950: '#000000',
  },
}

SCSS

$custom: #1c77a9;
$custom-light: #719ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c77a9",
  "rgb": {
    "r": 28,
    "g": 119,
    "b": 169
  },
  "hsl": {
    "h": 201.277,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.54244,
    "c": 0.11202,
    "h": 239
  },
  "luminance": 0.16305
}

Semantic roles & 50–950 ramp

primary

#1C77A9

secondary

#C88059

accent

#7A39EE

background

#F7F9FC

surface

#EDF2F8

border

#C8CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1C77A9

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

Preview Lab → · Contrast checker → · Palette generator →