#1D77A8#1D77A8

#1D77A8 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.2% C 0.111 H 238.6°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#1D77A8
RGB	rgb(29, 119, 168)
HSL	hsl(201, 71%, 39%)
HSV	hsv(201, 83%, 66%)
CMYK	cmyk(82.7%, 29.2%, 0%, 34.1%)
CIE-LAB	lab(47.34, -7.90, -33.35)
CIE-LCH	lch(47.34, 34.28, 256.67°)
OKLab	oklab(54.21% -0.0577 -0.0945)
OKLCH	oklch(54.21% 0.111 238.6)
XYZ	xyz(14.1686, 16.2802, 39.4338)
Luminance	0.1628 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D77A8 #A84E1D

analogous

#1DA893 #1D77A8 #1D31A8

triadic

#1D77A8 #A81D77 #77A81D

tetradic

#1D77A8 #931DA8 #A84E1D #31A81D

square

#1D77A8 #931DA8 #A84E1D #31A81D

split-complementary

#1D77A8 #A81D31 #A8931D

monochromatic

#0B2D40 #145274 #1D77A8 #289BDA #5CB4E3

Accessibility & contrast

On white

4.93

#1D77A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#1D77A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D77A8

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D77A8	#FFFFFF	#000000	##FFFFFF
##1D77A8	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)

#6077AA

Deuteranopia (green-blind)

#4D6BA7

Tritanopia (blue-blind)

#008388

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #1d77a8;
/* rgb */ color: rgb(29, 119, 168);
/* oklch */ color: oklch(54.2% 0.111 238.6);

Tailwind

colors: {
  custom: {
    50: '#719ec2',
    500: '#1d77a8',
    950: '#000000',
  },
}

SCSS

$custom: #1d77a8;
$custom-light: #719ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d77a8",
  "rgb": {
    "r": 29,
    "g": 119,
    "b": 168
  },
  "hsl": {
    "h": 201.151,
    "s": 70.558,
    "l": 38.627
  },
  "oklch": {
    "l": 0.5421,
    "c": 0.11066,
    "h": 238.6
  },
  "luminance": 0.16282
}

Semantic roles & 50–950 ramp

primary

#1D77A8

secondary

#C7805A

accent

#7A3AED

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #1D77A8

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

Preview Lab → · Contrast checker → · Palette generator →