#2A7FB9#2A7FB9

#2A7FB9 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.4% C 0.119 H 243.2°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A7FB9
RGB	rgb(42, 127, 185)
HSL	hsl(204, 63%, 45%)
HSV	hsv(204, 77%, 73%)
CMYK	cmyk(77.3%, 31.4%, 0%, 27.5%)
CIE-LAB	lab(50.89, -4.96, -37.61)
CIE-LCH	lch(50.89, 37.93, 262.49°)
OKLab	oklab(57.37% -0.0539 -0.1066)
OKLCH	oklch(57.37% 0.119 243.2)
XYZ	xyz(17.2978, 19.1717, 48.6784)
Luminance	0.1917 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A7FB9 #B9642A

analogous

#2AB9AC #2A7FB9 #2A37B9

triadic

#2A7FB9 #B92A7F #7FB92A

tetradic

#2A7FB9 #AC2AB9 #B9642A #37B92A

square

#2A7FB9 #AC2AB9 #B9642A #37B92A

split-complementary

#2A7FB9 #B92A37 #B9AC2A

monochromatic

#133B55 #1F5D87 #2A7FB9 #4A9DD6 #7CB8E1

Accessibility & contrast

On white

4.34

#2A7FB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#2A7FB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A7FB9

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A7FB9	#FFFFFF	#000000	##000000
##2A7FB9	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6480BC

Deuteranopia (green-blind)

#5073B8

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2a7fb9;
/* rgb */ color: rgb(42, 127, 185);
/* oklch */ color: oklch(57.4% 0.119 243.2);

Tailwind

colors: {
  custom: {
    50: '#79a3ce',
    500: '#2a7fb9',
    950: '#000000',
  },
}

SCSS

$custom: #2a7fb9;
$custom-light: #79a3ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a7fb9",
  "rgb": {
    "r": 42,
    "g": 127,
    "b": 185
  },
  "hsl": {
    "h": 204.336,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.57374,
    "c": 0.11949,
    "h": 243.2
  },
  "luminance": 0.19174
}

Semantic roles & 50–950 ramp

primary

#2A7FB9

secondary

#CA9775

accent

#8442E6

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2A7FB9

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

Preview Lab → · Contrast checker → · Palette generator →