#234DA7#234DA7
#234DA7 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.6% C 0.153 H 262.9°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).
Color values
| HEX | #234DA7 |
|---|---|
| RGB | rgb(35, 77, 167) |
| HSL | hsl(221, 65%, 40%) |
| HSV | hsv(221, 79%, 65%) |
| CMYK | cmyk(79%, 53.9%, 0%, 34.5%) |
| CIE-LAB | lab(34.91, 19.09, -52.59) |
| CIE-LCH | lch(34.91, 55.94, 289.95°) |
| OKLab | oklab(44.56% -0.0188 -0.1516) |
| OKLCH | oklch(44.56% 0.153 262.9) |
| XYZ | xyz(10.3196, 8.4539, 37.6396) |
| Luminance | 0.0846 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cobalt
#0047AB
ΔE00 2.22
Sapphire
#0F52BA
ΔE00 2.91
Cobalt (survey)
#1E488F
ΔE00 3.57
Dusk Blue
#26538D
ΔE00 4.51
Denim Blue
#3B5B92
ΔE00 5.57
Light Navy
#155084
ΔE00 6.16
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#234DA7 #A77D23
analogous
#238FA7 #234DA7 #3B23A7
triadic
#234DA7 #A7234D #4DA723
tetradic
#234DA7 #A7238F #A77D23 #23A73B
square
#234DA7 #A7238F #A77D23 #23A73B
split-complementary
#234DA7 #A73B23 #8FA723
monochromatic
#0E1E42 #183674 #234DA7 #3366D4 #668CDF
Accessibility & contrast
On white
7.80
#234DA7 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.69
#234DA7 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #234DA7
7.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##234DA7 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##234DA7 | 1.00 | 7.80 | 2.69 | 7.80 |
| #FFFFFF | 7.80 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.69 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.80 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0558AA
Deuteranopia (green-blind)
#004CA5
Tritanopia (blue-blind)
#006372
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #234da7; /* rgb */ color: rgb(35, 77, 167); /* oklch */ color: oklch(44.6% 0.153 262.9);
Tailwind
colors: {
custom: {
50: '#737ec2',
500: '#234da7',
950: '#000000',
},
}SCSS
$custom: #234da7; $custom-light: #737ec2; $custom-dark: #000000;
JSON
{
"hex": "#234da7",
"rgb": {
"r": 35,
"g": 77,
"b": 167
},
"hsl": {
"h": 220.909,
"s": 65.347,
"l": 39.608
},
"oklch": {
"l": 0.44555,
"c": 0.15274,
"h": 262.9
},
"luminance": 0.08455
}Semantic roles & 50–950 ramp
primary
#234DA7
secondary
#C4A561
accent
#B33FE8
background
#F7F7FC
surface
#EEEEF8
border
#C9C9D1
text
#090912
muted
#7B7B81