#3E998F
Closest named color: Sea (#3C9992). oklch(62.6% 0.087 185.3), rgb(62, 153, 143).
Aa
Black text reads best on this color (6.15:1).
About this color
#3E998F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.087 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.005 away. Black text reads best on it, at 6.15:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.15:1 |
| White text | 3.41:1 |
Values
| HEX | #3E998F |
| RGB | rgb(62, 153, 143) |
| HSL | hsl(173, 42%, 42%) |
| OKLCH | oklch(62.6% 0.087 185.3) |
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 #3E998F | 3.41:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #3E998F | 6.15:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #3E998F text on white | 3.41:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #3E998F text on black | 6.15:1 | AA | Lc -40.3 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C9DFDB
oklch(88.6% 0.024 183.7)
-
Step 300
300
#A3CAC4
oklch(80.9% 0.042 184.9)
-
Step 400
400
#6DAFA6
oklch(70.7% 0.069 184.8)
-
Step 500
500 (this color)
#3E998F
oklch(62.6% 0.087 185.3)
-
Step 600
600
#0F857B
oklch(55.6% 0.095 185.4)
-
Step 700
700
#007067
oklch(49% 0.086 185.2)
-
Step 800
800
#065C54
oklch(42.8% 0.074 184.5)
-
Step 900
900
#144B46
oklch(37.6% 0.057 186.4)
-
Step 950
950
#0E2C29
oklch(26.9% 0.036 186.4)
#3E998F 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) | #92918F | 0.093 |
| Deuteranopia (no green cones) | #848790 | 0.087 |
| Tritanopia (no blue cones) | #009C96 | 0.022 |
| Achromatopsia (no color) | #8B8B8B | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E998F
#3E998F
oklch(62.6% 0.087 185.3)
- #B57180
#B57180
oklch(62.6% 0.088 5.6)
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 #3E998F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.005
- Persian Green #2A9D8F ΔE 0.015
- Blue Green #0F9B8E ΔE 0.021
- Dusty Teal #4C9085 ΔE 0.026
- Grey Teal #5E9B8A ΔE 0.029
- Teal Green #0A9396 ΔE 0.033
- Dull Teal #5F9E8F ΔE 0.034
- Ocean Green #3D9973 ΔE 0.042
Use #3E998F 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.