#2A74B8#2A74B8

#2A74B8 is a mid, vivid cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.128 H 249.9°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#2A74B8
RGB	rgb(42, 116, 184)
HSL	hsl(209, 63%, 44%)
HSV	hsv(209, 77%, 72%)
CMYK	cmyk(77.2%, 37%, 0%, 27.8%)
CIE-LAB	lab(47.55, 1.29, -42.30)
CIE-LCH	lch(47.55, 42.32, 271.74°)
OKLab	oklab(54.73% -0.0441 -0.1205)
OKLCH	oklch(54.73% 0.128 249.9)
XYZ	xyz(15.8487, 16.4419, 47.6764)
Luminance	0.1644 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A74B8 #B86E2A

analogous

#2AB8B5 #2A74B8 #2A2DB8

triadic

#2A74B8 #B82A74 #74B82A

tetradic

#2A74B8 #B52AB8 #B86E2A #2DB82A

square

#2A74B8 #B52AB8 #B86E2A #2DB82A

split-complementary

#2A74B8 #B82A2D #B8B52A

monochromatic

#133554 #1F5586 #2A74B8 #4A93D6 #7BB0E1

Accessibility & contrast

On white

4.90

#2A74B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#2A74B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A74B8

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A74B8	#FFFFFF	#000000	##FFFFFF
##2A74B8	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5478BB

Deuteranopia (green-blind)

#3F6BB7

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2a74b8;
/* rgb */ color: rgb(42, 116, 184);
/* oklch */ color: oklch(54.7% 0.128 249.9);

Tailwind

colors: {
  custom: {
    50: '#789bcd',
    500: '#2a74b8',
    950: '#000000',
  },
}

SCSS

$custom: #2a74b8;
$custom-light: #789bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a74b8",
  "rgb": {
    "r": 42,
    "g": 116,
    "b": 184
  },
  "hsl": {
    "h": 208.732,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54728,
    "c": 0.12833,
    "h": 249.9
  },
  "luminance": 0.16444
}

Semantic roles & 50–950 ramp

primary

#2A74B8

secondary

#C99D75

accent

#9042E6

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2A74B8

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

Preview Lab → · Contrast checker → · Palette generator →