#3FA1D2
Closest named color: Turquoise Blue (#06B1C4). oklch(67.3% 0.115 234.1), rgb(63, 161, 210).
Aa
Black text reads best on this color (7.23:1).
About this color
#3FA1D2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.115 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.057 away. Black text reads best on it, at 7.23:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.23:1 |
| White text | 2.90:1 |
Values
| HEX | #3FA1D2 |
| RGB | rgb(63, 161, 210) |
| HSL | hsl(200, 62%, 54%) |
| OKLCH | oklch(67.3% 0.115 234.1) |
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 #3FA1D2 | 2.90:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #3FA1D2 | 7.23:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #3FA1D2 text on white | 2.90:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #3FA1D2 text on black | 7.23:1 | AAA | Lc -46.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F7FB
oklch(97.2% 0.009 232.4)
-
Step 100
100
#DDEDF6
oklch(93.7% 0.021 232.1)
-
Step 200
200
#C0DEF0
oklch(88.4% 0.04 234.3)
-
Step 300
300
#92C9E9
oklch(80.9% 0.073 234.4)
-
Step 400
400 (this color)
#3FA1D2
oklch(67.3% 0.115 234.1)
-
Step 500
500
#0095CD
oklch(63.1% 0.132 234.2)
-
Step 600
600
#007DAD
oklch(55.6% 0.117 234.3)
-
Step 700
700
#006992
oklch(49.1% 0.103 234.3)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#004865
oklch(37.8% 0.079 233.7)
-
Step 950
950
#002A3E
oklch(26.9% 0.057 235.2)
#3FA1D2 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) | #89A0D4 | 0.072 |
| Deuteranopia (no green cones) | #7591D1 | 0.061 |
| Tritanopia (no blue cones) | #00AEB2 | 0.073 |
| Achromatopsia (no color) | #989898 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA1D2
#3FA1D2
oklch(67.3% 0.115 234.1)
- #CD814D
#CD814D
oklch(67.3% 0.116 53.8)
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 #3FA1D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.057
- Chefchaouen Blue #4895EF ΔE 0.061
- Faded Blue #658CBB ΔE 0.063
- Greyblue #77A1B5 ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.065
- Cadet Blue #5F9EA0 ΔE 0.075
- Bluegrey #85A3B2 ΔE 0.080
Use #3FA1D2 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.