#418FA6
Closest named color: Blue NCS (#118AB2). oklch(61.1% 0.083 220.1), rgb(65, 143, 166).
Aa
Black text reads best on this color (5.70:1).
About this color
#418FA6 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 61%, its chroma 0.083 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.036 away. Black text reads best on it, at 5.70:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.70:1 |
| White text | 3.68:1 |
Values
| HEX | #418FA6 |
| RGB | rgb(65, 143, 166) |
| HSL | hsl(194, 44%, 45%) |
| OKLCH | oklch(61.1% 0.083 220.1) |
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 #418FA6 | 3.68:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #418FA6 | 5.70:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #418FA6 text on white | 3.68:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #418FA6 text on black | 5.70:1 | AA | Lc -37.5 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE4
oklch(88.5% 0.023 221.8)
-
Step 300
300
#A4C7D3
oklch(80.8% 0.041 220.6)
-
Step 400
400
#71ABBD
oklch(70.8% 0.066 219.4)
-
Step 500
500 (this color)
#418FA6
oklch(61.1% 0.083 220.1)
-
Step 600
600
#237F98
oklch(55.5% 0.091 220.4)
-
Step 700
700
#126B82
oklch(49% 0.085 220.8)
-
Step 800
800
#155869
oklch(42.8% 0.069 219)
-
Step 900
900
#1A4856
oklch(37.7% 0.055 221.2)
-
Step 950
950
#112A32
oklch(26.9% 0.034 221.3)
#418FA6 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) | #818BA7 | 0.070 |
| Deuteranopia (no green cones) | #7280A6 | 0.063 |
| Tritanopia (no blue cones) | #009796 | 0.047 |
| Achromatopsia (no color) | #858585 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #418FA6
#418FA6
oklch(61.1% 0.083 220.1)
- #AF725D
#AF725D
oklch(61.1% 0.084 39.8)
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 #418FA6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.036
- Dusty Blue #5A86AD ΔE 0.037
- Teal Blue #01889F ΔE 0.039
- Off Blue #5684AE ΔE 0.041
- Teal Green #0A9396 ΔE 0.041
- Cool Blue #4984B8 ΔE 0.049
- Steel Blue #4682B4 ΔE 0.049
- Sea #3C9992 ΔE 0.050
Use #418FA6 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.