#3D88CB#3D88CB

#3D88CB is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.0% C 0.126 H 248.4°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3D88CB
RGB	rgb(61, 136, 203)
HSL	hsl(208, 58%, 52%)
HSV	hsv(208, 70%, 80%)
CMYK	cmyk(70%, 33%, 0%, 20.4%)
CIE-LAB	lab(54.98, -1.27, -41.39)
CIE-LCH	lch(54.98, 41.41, 268.24°)
OKLab	oklab(61.04% -0.0464 -0.1173)
OKLCH	oklch(61.04% 0.126 248.4)
XYZ	xyz(21.5041, 22.9099, 59.7771)
Luminance	0.2291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D88CB #CB803D

analogous

#3DCBC7 #3D88CB #3D41CB

triadic

#3D88CB #CB3D88 #88CB3D

tetradic

#3D88CB #C73DCB #CB803D #41CB3D

square

#3D88CB #C73DCB #CB803D #41CB3D

split-complementary

#3D88CB #CB3D41 #CBC73D

monochromatic

#1E4970 #2B69A0 #3D88CB #6DA6D8 #9EC3E5

Accessibility & contrast

On white

3.76

#3D88CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#3D88CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D88CB

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D88CB	#FFFFFF	#000000	##000000
##3D88CB	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8BCE

Deuteranopia (green-blind)

#567ECA

Tritanopia (blue-blind)

#0098A0

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3d88cb;
/* rgb */ color: rgb(61, 136, 203);
/* oklch */ color: oklch(61.0% 0.126 248.4);

Tailwind

colors: {
  custom: {
    50: '#83aadb',
    500: '#3d88cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d88cb;
$custom-light: #83aadb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d88cb",
  "rgb": {
    "r": 61,
    "g": 136,
    "b": 203
  },
  "hsl": {
    "h": 208.31,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.61044,
    "c": 0.1262,
    "h": 248.4
  },
  "luminance": 0.22912
}

Semantic roles & 50–950 ramp

primary

#3D88CB

secondary

#D1B093

accent

#9047E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3D88CB

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

Preview Lab → · Contrast checker → · Palette generator →