#308EB0#308EB0

#308EB0 is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.7% C 0.100 H 226.4°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#308EB0
RGB	rgb(48, 142, 176)
HSL	hsl(196, 57%, 44%)
HSV	hsv(196, 73%, 69%)
CMYK	cmyk(72.7%, 19.3%, 0%, 31%)
CIE-LAB	lab(55.18, -15.88, -25.74)
CIE-LCH	lch(55.18, 30.24, 238.32°)
OKLab	oklab(60.7% -0.0687 -0.0721)
OKLCH	oklch(60.7% 0.1 226.4)
XYZ	xyz(18.7252, 23.1068, 44.5391)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#308EB0 #B05230

analogous

#30B092 #308EB0 #304EB0

triadic

#308EB0 #B0308E #8EB030

tetradic

#308EB0 #9230B0 #B05230 #4EB030

square

#308EB0 #9230B0 #B05230 #4EB030

split-complementary

#308EB0 #B0304E #B09230

monochromatic

#164050 #236780 #308EB0 #4EADCF #7EC3DC

Accessibility & contrast

On white

3.74

#308EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#308EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308EB0

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##308EB0	#FFFFFF	#000000	##000000
##308EB0	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8BB2

Deuteranopia (green-blind)

#6A7FB0

Tritanopia (blue-blind)

#009899

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #308eb0;
/* rgb */ color: rgb(48, 142, 176);
/* oklch */ color: oklch(60.7% 0.100 226.4);

Tailwind

colors: {
  custom: {
    50: '#7aafc7',
    500: '#308eb0',
    950: '#000000',
  },
}

SCSS

$custom: #308eb0;
$custom-light: #7aafc7;
$custom-dark: #000000;

JSON

{
  "hex": "#308eb0",
  "rgb": {
    "r": 48,
    "g": 142,
    "b": 176
  },
  "hsl": {
    "h": 195.938,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.607,
    "c": 0.09962,
    "h": 226.4
  },
  "luminance": 0.23109
}

Semantic roles & 50–950 ramp

primary

#308EB0

secondary

#C58C77

accent

#7047E0

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #308EB0

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

Preview Lab → · Contrast checker → · Palette generator →