#308BBF#308BBF

#308BBF is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.7% C 0.115 H 238.3°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#308BBF
RGB	rgb(48, 139, 191)
HSL	hsl(202, 60%, 47%)
HSV	hsv(202, 75%, 75%)
CMYK	cmyk(74.9%, 27.2%, 0%, 25.1%)
CIE-LAB	lab(54.92, -9.03, -34.70)
CIE-LCH	lch(54.92, 35.85, 255.41°)
OKLab	oklab(60.71% -0.0604 -0.098)
OKLCH	oklch(60.71% 0.115 238.3)
XYZ	xyz(19.8518, 22.8529, 52.6449)
Luminance	0.2286 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308BBF #BF6430

analogous

#30BFAC #308BBF #3044BF

triadic

#308BBF #BF308B #8BBF30

tetradic

#308BBF #AC30BF #BF6430 #44BF30

square

#308BBF #AC30BF #BF6430 #44BF30

split-complementary

#308BBF #BF3044 #BFAC30

monochromatic

#17445D #24678E #308BBF #57A7D5 #88C1E1

Accessibility & contrast

On white

3.77

#308BBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#308BBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308BBF

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308BBF	#FFFFFF	#000000	##000000
##308BBF	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728BC1

Deuteranopia (green-blind)

#5F7DBE

Tritanopia (blue-blind)

#00989D

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #308bbf;
/* rgb */ color: rgb(48, 139, 191);
/* oklch */ color: oklch(60.7% 0.115 238.3);

Tailwind

colors: {
  custom: {
    50: '#7cacd2',
    500: '#308bbf',
    950: '#000000',
  },
}

SCSS

$custom: #308bbf;
$custom-light: #7cacd2;
$custom-dark: #000000;

JSON

{
  "hex": "#308bbf",
  "rgb": {
    "r": 48,
    "g": 139,
    "b": 191
  },
  "hsl": {
    "h": 201.818,
    "s": 59.833,
    "l": 46.863
  },
  "oklch": {
    "l": 0.60705,
    "c": 0.11511,
    "h": 238.3
  },
  "luminance": 0.22855
}

Semantic roles & 50–950 ramp

primary

#308BBF

secondary

#CB9B80

accent

#7E45E3

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #308BBF

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

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