#234DB2#234DB2

#234DB2 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.5% C 0.168 H 263.9°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#234DB2
RGB	rgb(35, 77, 178)
HSL	hsl(222, 67%, 42%)
HSV	hsv(222, 80%, 70%)
CMYK	cmyk(80.3%, 56.7%, 0%, 30.2%)
CIE-LAB	lab(35.75, 23.38, -57.77)
CIE-LCH	lch(35.75, 62.32, 292.04°)
OKLab	oklab(45.45% -0.0179 -0.1668)
OKLCH	oklch(45.45% 0.168 263.9)
XYZ	xyz(11.3800, 8.8781, 43.2247)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234DB2 #B28823

analogous

#2395B2 #234DB2 #4123B2

triadic

#234DB2 #B2234D #4DB223

tetradic

#234DB2 #B22395 #B28823 #23B241

square

#234DB2 #B22395 #B28823 #23B241

split-complementary

#234DB2 #B24123 #95B223

monochromatic

#0F214C #19377F #234DB2 #3A68D8 #6D90E2

Accessibility & contrast

On white

7.57

#234DB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#234DB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234DB2

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234DB2	#FFFFFF	#000000	##FFFFFF
##234DB2	1.00	7.57	2.78	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB5

Deuteranopia (green-blind)

#004EB0

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #234db2;
/* rgb */ color: rgb(35, 77, 178);
/* oklch */ color: oklch(45.5% 0.168 263.9);

Tailwind

colors: {
  custom: {
    50: '#767eca',
    500: '#234db2',
    950: '#000000',
  },
}

SCSS

$custom: #234db2;
$custom-light: #767eca;
$custom-dark: #000000;

JSON

{
  "hex": "#234db2",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 178
  },
  "hsl": {
    "h": 222.378,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.45452,
    "c": 0.16776,
    "h": 263.9
  },
  "luminance": 0.08879
}

Semantic roles & 50–950 ramp

primary

#234DB2

secondary

#C9AC68

accent

#B73EEA

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #234DB2

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

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