#3F94AE
Closest named color: Blue NCS (#118AB2). oklch(62.5% 0.09 221.2), rgb(63, 148, 174).
Aa
Black text reads best on this color (6.05:1).
About this color
#3F94AE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.090 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.042 away. Black text reads best on it, at 6.05:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 6.05:1 |
| White text | 3.46:1 |
Values
| HEX | #3F94AE |
| RGB | rgb(63, 148, 174) |
| HSL | hsl(194, 47%, 46%) |
| OKLCH | oklch(62.5% 0.09 221.2) |
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 #3F94AE | 3.46:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #3F94AE | 6.05:1 | AA | Lc 42.1 | Non-text elements, placeholder text |
| #3F94AE text on white | 3.46:1 | AA large text | Lc 62.0 | Content text, not long reading |
| #3F94AE text on black | 6.05:1 | AA | Lc -39.7 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE5
oklch(88.5% 0.024 223.7)
-
Step 300
300
#A2C8D5
oklch(81% 0.044 220.7)
-
Step 400
400
#6DABC0
oklch(70.7% 0.071 221.5)
-
Step 500
500 (this color)
#3F94AE
oklch(62.5% 0.09 221.2)
-
Step 600
600
#14809B
oklch(55.7% 0.097 220.5)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#0A586C
oklch(42.7% 0.075 221.1)
-
Step 900
900
#154857
oklch(37.5% 0.058 221.3)
-
Step 950
950
#0F2B33
oklch(27.1% 0.037 219.3)
#3F94AE 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) | #8490AF | 0.073 |
| Deuteranopia (no green cones) | #7585AE | 0.066 |
| Tritanopia (no blue cones) | #009C9C | 0.048 |
| Achromatopsia (no color) | #8A8A8A | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F94AE
#3F94AE
oklch(62.5% 0.09 221.2)
- #B6755D
#B6755D
oklch(62.5% 0.09 41)
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 #3F94AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.044
- Teal Green #0A9396 ΔE 0.047
- Off Blue #5684AE ΔE 0.048
- Faded Blue #658CBB ΔE 0.049
- Sea #3C9992 ΔE 0.050
- Cadet Blue #5F9EA0 ΔE 0.051
- Teal Blue #01889F ΔE 0.051
Use #3F94AE 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.