#4074BB#4074BB

#4074BB is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.7% C 0.124 H 256.7°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4074BB
RGB	rgb(64, 116, 187)
HSL	hsl(215, 49%, 49%)
HSV	hsv(215, 66%, 73%)
CMYK	cmyk(65.8%, 38%, 0%, 26.7%)
CIE-LAB	lab(48.47, 5.62, -42.53)
CIE-LCH	lch(48.47, 42.90, 277.52°)
OKLab	oklab(55.71% -0.0286 -0.1209)
OKLCH	oklch(55.71% 0.124 256.7)
XYZ	xyz(17.3262, 17.1669, 49.4045)
Luminance	0.1717 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4074BB #BB8740

analogous

#40B2BB #4074BB #4A40BB

triadic

#4074BB #BB4074 #74BB40

tetradic

#4074BB #BB40B2 #BB8740 #40BB4A

square

#4074BB #BB40B2 #BB8740 #40BB4A

split-complementary

#4074BB #BB4A40 #B2BB40

monochromatic

#213B60 #30588D #4074BB #6C95CD #99B6DC

Accessibility & contrast

On white

4.74

#4074BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#4074BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4074BB

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4074BB	#FFFFFF	#000000	##FFFFFF
##4074BB	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5579BE

Deuteranopia (green-blind)

#436EBA

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4074bb;
/* rgb */ color: rgb(64, 116, 187);
/* oklch */ color: oklch(55.7% 0.124 256.7);

Tailwind

colors: {
  custom: {
    50: '#819bd0',
    500: '#4074bb',
    950: '#000000',
  },
}

SCSS

$custom: #4074bb;
$custom-light: #819bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4074bb",
  "rgb": {
    "r": 64,
    "g": 116,
    "b": 187
  },
  "hsl": {
    "h": 214.634,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55712,
    "c": 0.12423,
    "h": 256.7
  },
  "luminance": 0.17169
}

Semantic roles & 50–950 ramp

primary

#4074BB

secondary

#C8B08F

accent

#9F4FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4074BB

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

Preview Lab → · Contrast checker → · Palette generator →