#418FC2
Closest named color: Cool Blue (#4984B8). oklch(62.3% 0.109 240.4), rgb(65, 143, 194).
Aa
Black text reads best on this color (5.93:1).
About this color
#418FC2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 62%, its chroma 0.109 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.031 away. Black text reads best on it, at 5.93:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.93:1 |
| White text | 3.53:1 |
Values
| HEX | #418FC2 |
| RGB | rgb(65, 143, 194) |
| HSL | hsl(204, 51%, 51%) |
| OKLCH | oklch(62.3% 0.109 240.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #418FC2 | 3.53:1 | AA large text | Lc -68.2 | Content text, not long reading |
| Black text on #418FC2 | 5.93:1 | AA | Lc 41.3 | Non-text elements, placeholder text |
| #418FC2 text on white | 3.53:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #418FC2 text on black | 5.93:1 | AA | Lc -39.0 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C8DCEB
oklch(88.4% 0.03 240.2)
-
Step 300
300
#A2C6E0
oklch(80.9% 0.053 239.7)
-
Step 400
400
#6EA8D1
oklch(70.7% 0.085 240.3)
-
Step 500
500 (this color)
#418FC2
oklch(62.3% 0.109 240.4)
-
Step 600
600
#1C7BB1
oklch(55.7% 0.118 240.1)
-
Step 700
700
#0A6798
oklch(49% 0.11 240.3)
-
Step 800
800
#10547B
oklch(42.6% 0.091 240.3)
-
Step 900
900
#174663
oklch(37.7% 0.071 239.8)
-
Step 950
950
#0F293A
oklch(26.9% 0.045 240)
#418FC2 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #788FC4 | 0.057 |
| Deuteranopia (no green cones) | #6683C1 | 0.045 |
| Tritanopia (no blue cones) | #009CA1 | 0.077 |
| Achromatopsia (no color) | #888888 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #418FC2
#418FC2
oklch(62.3% 0.109 240.4)
- #B6763D
#B6763D
oklch(62.2% 0.108 60.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #418FC2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.031
- Faded Blue #658CBB ΔE 0.034
- Steel Blue #4682B4 ΔE 0.038
- Dusty Blue #5A86AD ΔE 0.038
- Off Blue #5684AE ΔE 0.039
- Blue NCS #118AB2 ΔE 0.039
- Water Blue #0E87CC ΔE 0.041
- Dark Sky Blue #448EE4 ΔE 0.053
Use #418FC2 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.