#3AA5BE
Closest named color: Turquoise Blue (#06B1C4). oklch(67.2% 0.102 216.5), rgb(58, 165, 190).
Aa
Black text reads best on this color (7.30:1).
About this color
#3AA5BE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.102 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.034 away. Black text reads best on it, at 7.30:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #3AA5BE |
| RGB | rgb(58, 165, 190) |
| HSL | hsl(191, 53%, 49%) |
| OKLCH | oklch(67.2% 0.102 216.5) |
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 #3AA5BE | 2.87:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #3AA5BE | 7.30:1 | AAA | Lc 49.4 | Large or bold text, headings |
| #3AA5BE text on white | 2.87:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #3AA5BE text on black | 7.30:1 | AAA | Lc -47.2 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DDEDF2
oklch(93.6% 0.018 218.4)
-
Step 200
200
#C0DFE8
oklch(88.4% 0.035 217.2)
-
Step 300
300
#91CBDB
oklch(80.8% 0.064 216.8)
-
Step 400
400 (this color)
#3AA5BE
oklch(67.2% 0.102 216.5)
-
Step 500
500
#009AB5
oklch(63.2% 0.112 216)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#3AA5BE 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) | #94A0BF | 0.089 |
| Deuteranopia (no green cones) | #8292BE | 0.081 |
| Tritanopia (no blue cones) | #00AEAD | 0.045 |
| Achromatopsia (no color) | #989898 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3AA5BE
#3AA5BE
oklch(67.2% 0.102 216.5)
- #CC7F69
#CC7F69
oklch(67.3% 0.102 36.7)
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 #3AA5BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.034
- Cadet Blue #5F9EA0 ΔE 0.047
- Greyblue #77A1B5 ΔE 0.052
- Light Sea Green #20B2AA ΔE 0.056
- Sea #3C9992 ΔE 0.066
- Dull Teal #5F9E8F ΔE 0.068
- Bluegrey #85A3B2 ΔE 0.069
- Persian Green #2A9D8F ΔE 0.072
Use #3AA5BE 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.