#2F638B#2F638B

#2F638B is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.3% C 0.085 H 244.2°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#2F638B
RGB	rgb(47, 99, 139)
HSL	hsl(206, 49%, 36%)
HSV	hsv(206, 66%, 55%)
CMYK	cmyk(66.2%, 28.8%, 0%, 45.5%)
CIE-LAB	lab(40.23, -4.05, -27.25)
CIE-LCH	lch(40.23, 27.55, 261.54°)
OKLab	oklab(48.26% -0.0372 -0.0768)
OKLCH	oklch(48.26% 0.085 244.2)
XYZ	xyz(10.2926, 11.3911, 26.0774)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F638B #8B572F

analogous

#2F8B85 #2F638B #2F358B

triadic

#2F638B #8B2F63 #638B2F

tetradic

#2F638B #852F8B #8B572F #358B2F

square

#2F638B #852F8B #8B572F #358B2F

split-complementary

#2F638B #8B2F35 #8B852F

monochromatic

#102230 #20425D #2F638B #3E84B9 #68A1CC

Accessibility & contrast

On white

6.41

#2F638B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#2F638B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F638B

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F638B	#FFFFFF	#000000	##FFFFFF
##2F638B	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51648D

Deuteranopia (green-blind)

#455B8A

Tritanopia (blue-blind)

#006D71

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f638b;
/* rgb */ color: rgb(47, 99, 139);
/* oklch */ color: oklch(48.3% 0.085 244.2);

Tailwind

colors: {
  custom: {
    50: '#718fad',
    500: '#2f638b',
    950: '#000000',
  },
}

SCSS

$custom: #2f638b;
$custom-light: #718fad;
$custom-dark: #000000;

JSON

{
  "hex": "#2f638b",
  "rgb": {
    "r": 47,
    "g": 99,
    "b": 139
  },
  "hsl": {
    "h": 206.087,
    "s": 49.462,
    "l": 36.471
  },
  "oklch": {
    "l": 0.48261,
    "c": 0.08531,
    "h": 244.2
  },
  "luminance": 0.11392
}

Semantic roles & 50–950 ramp

primary

#2F638B

secondary

#B38663

accent

#8B4FD9

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #2F638B

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

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