#39AAA1
Closest named color: Light Sea Green (#20B2AA). oklch(67.3% 0.101 187.5), rgb(57, 170, 161).
Aa
Black text reads best on this color (7.43:1).
About this color
#39AAA1 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.101 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.023 away. Black text reads best on it, at 7.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.43:1 |
| White text | 2.82:1 |
Values
| HEX | #39AAA1 |
| RGB | rgb(57, 170, 161) |
| HSL | hsl(175, 50%, 45%) |
| OKLCH | oklch(67.3% 0.101 187.5) |
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 #39AAA1 | 2.82:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #39AAA1 | 7.43:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #39AAA1 text on white | 2.82:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #39AAA1 text on black | 7.43:1 | AAA | Lc -47.9 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DDEEEC
oklch(93.6% 0.018 188.4)
-
Step 200
200
#C0E1DD
oklch(88.5% 0.035 187.6)
-
Step 300
300
#91CEC8
oklch(80.8% 0.063 188.3)
-
Step 400
400 (this color)
#39AAA1
oklch(67.3% 0.101 187.5)
-
Step 500
500
#009E95
oklch(63% 0.11 187.7)
-
Step 600
600
#00857D
oklch(55.5% 0.097 187.4)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D48
oklch(37.8% 0.066 187.3)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#39AAA1 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) | #A1A1A1 | 0.107 |
| Deuteranopia (no green cones) | #9095A2 | 0.100 |
| Tritanopia (no blue cones) | #00AEA7 | 0.017 |
| Achromatopsia (no color) | #9A9A9A | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39AAA1
#39AAA1
oklch(67.3% 0.101 187.5)
- #CB7B8B
#CB7B8B
oklch(67.3% 0.101 7.2)
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 #39AAA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.023
- Greeny Blue #42B395 ΔE 0.037
- Dull Teal #5F9E8F ΔE 0.041
- Cadet Blue #5F9EA0 ΔE 0.042
- Persian Green #2A9D8F ΔE 0.043
- Topaz #13BBAF ΔE 0.047
- Grey Teal #5E9B8A ΔE 0.048
- Sea #3C9992 ΔE 0.049
Use #39AAA1 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.