#2F78AC#2F78AC

#2F78AC is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.1% C 0.108 H 243.3°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#2F78AC
RGB	rgb(47, 120, 172)
HSL	hsl(205, 57%, 43%)
HSV	hsv(205, 73%, 67%)
CMYK	cmyk(72.7%, 30.2%, 0%, 32.5%)
CIE-LAB	lab(48.28, -4.88, -34.18)
CIE-LCH	lch(48.28, 34.53, 261.88°)
OKLab	oklab(55.14% -0.0485 -0.0967)
OKLCH	oklch(55.14% 0.108 243.3)
XYZ	xyz(15.3323, 17.0141, 41.4977)
Luminance	0.1702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F78AC #AC632F

analogous

#2FACA1 #2F78AC #2F39AC

triadic

#2F78AC #AC2F78 #78AC2F

tetradic

#2F78AC #A12FAC #AC632F #39AC2F

square

#2F78AC #A12FAC #AC632F #39AC2F

split-complementary

#2F78AC #AC2F39 #ACA12F

monochromatic

#15354C #22567C #2F78AC #4B97CE #7BB3DB

Accessibility & contrast

On white

4.77

#2F78AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#2F78AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F78AC

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F78AC	#FFFFFF	#000000	##FFFFFF
##2F78AC	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6079AE

Deuteranopia (green-blind)

#4F6DAB

Tritanopia (blue-blind)

#00858A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #2f78ac;
/* rgb */ color: rgb(47, 120, 172);
/* oklch */ color: oklch(55.1% 0.108 243.3);

Tailwind

colors: {
  custom: {
    50: '#789ec5',
    500: '#2f78ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f78ac;
$custom-light: #789ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f78ac",
  "rgb": {
    "r": 47,
    "g": 120,
    "b": 172
  },
  "hsl": {
    "h": 204.96,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.55141,
    "c": 0.10819,
    "h": 243.3
  },
  "luminance": 0.17016
}

Semantic roles & 50–950 ramp

primary

#2F78AC

secondary

#C39574

accent

#8747E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2F78AC

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

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