#2A7AB1#2A7AB1

#2A7AB1 is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.7% C 0.114 H 243.1°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#2A7AB1
RGB	rgb(42, 122, 177)
HSL	hsl(204, 62%, 43%)
HSV	hsv(204, 76%, 69%)
CMYK	cmyk(76.3%, 31.1%, 0%, 30.6%)
CIE-LAB	lab(48.99, -4.92, -35.98)
CIE-LCH	lch(48.99, 36.31, 262.21°)
OKLab	oklab(55.74% -0.0517 -0.1019)
OKLCH	oklch(55.74% 0.114 243.1)
XYZ	xyz(15.8471, 17.5838, 44.1453)
Luminance	0.1759 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A7AB1 #B1612A

analogous

#2AB1A4 #2A7AB1 #2A37B1

triadic

#2A7AB1 #B12A7A #7AB12A

tetradic

#2A7AB1 #A42AB1 #B1612A #37B12A

square

#2A7AB1 #A42AB1 #B1612A #37B12A

split-complementary

#2A7AB1 #B12A37 #B1A42A

monochromatic

#13364E #1E5880 #2A7AB1 #4599D3 #77B4DF

Accessibility & contrast

On white

4.65

#2A7AB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#2A7AB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2A7AB1

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A7AB1	#FFFFFF	#000000	##FFFFFF
##2A7AB1	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#617BB3

Deuteranopia (green-blind)

#4E6FB0

Tritanopia (blue-blind)

#00878D

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2a7ab1;
/* rgb */ color: rgb(42, 122, 177);
/* oklch */ color: oklch(55.7% 0.114 243.1);

Tailwind

colors: {
  custom: {
    50: '#77a0c8',
    500: '#2a7ab1',
    950: '#000000',
  },
}

SCSS

$custom: #2a7ab1;
$custom-light: #77a0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a7ab1",
  "rgb": {
    "r": 42,
    "g": 122,
    "b": 177
  },
  "hsl": {
    "h": 204.444,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.55743,
    "c": 0.11431,
    "h": 243.1
  },
  "luminance": 0.17586
}

Semantic roles & 50–950 ramp

primary

#2A7AB1

secondary

#C69370

accent

#8543E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A7AB1

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

Preview Lab → · Contrast checker → · Palette generator →