#1A63B1#1A63B1

#1A63B1 is a mid, vivid cyan. Relative luminance 0.123; OKLCH L 49.9% C 0.142 H 254.0°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#1A63B1
RGB	rgb(26, 99, 177)
HSL	hsl(211, 74%, 40%)
HSV	hsv(211, 85%, 69%)
CMYK	cmyk(85.3%, 44.1%, 0%, 30.6%)
CIE-LAB	lab(41.71, 7.66, -47.55)
CIE-LCH	lch(41.71, 48.17, 279.15°)
OKLab	oklab(49.93% -0.0391 -0.1364)
OKLCH	oklch(49.93% 0.142 254)
XYZ	xyz(12.8207, 12.3160, 43.2880)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A63B1 #B1681A

analogous

#1AAFB1 #1A63B1 #1C1AB1

triadic

#1A63B1 #B11A63 #63B11A

tetradic

#1A63B1 #B11AAF #B1681A #1AB11C

square

#1A63B1 #B11AAF #B1681A #1AB11C

split-complementary

#1A63B1 #B11C1A #AFB11A

monochromatic

#0A2746 #12457C #1A63B1 #2981E0 #5EA0E7

Accessibility & contrast

On white

6.06

#1A63B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#1A63B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A63B1

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A63B1	#FFFFFF	#000000	##FFFFFF
##1A63B1	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A6AB4

Deuteranopia (green-blind)

#1B5CAF

Tritanopia (blue-blind)

#007681

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #1a63b1;
/* rgb */ color: rgb(26, 99, 177);
/* oklch */ color: oklch(49.9% 0.142 254.0);

Tailwind

colors: {
  custom: {
    50: '#728ec9',
    500: '#1a63b1',
    950: '#000000',
  },
}

SCSS

$custom: #1a63b1;
$custom-light: #728ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#1a63b1",
  "rgb": {
    "r": 26,
    "g": 99,
    "b": 177
  },
  "hsl": {
    "h": 210.993,
    "s": 74.384,
    "l": 39.804
  },
  "oklch": {
    "l": 0.49931,
    "c": 0.14193,
    "h": 254
  },
  "luminance": 0.12318
}

Semantic roles & 50–950 ramp

primary

#1A63B1

secondary

#CB955B

accent

#9737F1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C13

muted

#7B7D82

Preview Lab

Preview with #1A63B1

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

Preview Lab → · Contrast checker → · Palette generator →