#488BBB#488BBB

#488BBB is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.3% C 0.100 H 242.0°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#488BBB
RGB	rgb(72, 139, 187)
HSL	hsl(205, 46%, 51%)
HSV	hsv(205, 61%, 73%)
CMYK	cmyk(61.5%, 25.7%, 0%, 26.7%)
CIE-LAB	lab(55.51, -6.59, -31.44)
CIE-LCH	lch(55.51, 32.12, 258.17°)
OKLab	oklab(61.33% -0.0469 -0.0883)
OKLCH	oklch(61.33% 0.1 242)
XYZ	xyz(20.8714, 23.4288, 50.4264)
Luminance	0.2343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#488BBB #BB7848

analogous

#48BBB1 #488BBB #4851BB

triadic

#488BBB #BB488B #8BBB48

tetradic

#488BBB #B148BB #BB7848 #51BB48

square

#488BBB #B148BB #BB7848 #51BB48

split-complementary

#488BBB #BB4851 #BBB148

monochromatic

#254964 #366A90 #488BBB #75A7CC #A1C4DC

Accessibility & contrast

On white

3.69

#488BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#488BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #488BBB

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##488BBB	#FFFFFF	#000000	##000000
##488BBB	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768BBD

Deuteranopia (green-blind)

#6680BA

Tritanopia (blue-blind)

#00979B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #488bbb;
/* rgb */ color: rgb(72, 139, 187);
/* oklch */ color: oklch(61.3% 0.100 242.0);

Tailwind

colors: {
  custom: {
    50: '#85accf',
    500: '#488bbb',
    950: '#000000',
  },
}

SCSS

$custom: #488bbb;
$custom-light: #85accf;
$custom-dark: #000000;

JSON

{
  "hex": "#488bbb",
  "rgb": {
    "r": 72,
    "g": 139,
    "b": 187
  },
  "hsl": {
    "h": 205.043,
    "s": 45.817,
    "l": 50.784
  },
  "oklch": {
    "l": 0.6133,
    "c": 0.10001,
    "h": 242
  },
  "luminance": 0.23431
}

Semantic roles & 50–950 ramp

primary

#488BBB

secondary

#C9AB96

accent

#8952D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #488BBB

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

Preview Lab → · Contrast checker → · Palette generator →