#398D8E
Closest named color: Teal Green (#0A9396). oklch(59.3% 0.08 196.3), rgb(57, 141, 142).
Aa
Black text reads best on this color (5.37:1).
About this color
#398D8E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.080 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.023 away. Black text reads best on it, at 5.37:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #398D8E |
| RGB | rgb(57, 141, 142) |
| HSL | hsl(181, 43%, 39%) |
| OKLCH | oklch(59.3% 0.08 196.3) |
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 #398D8E | 3.90:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #398D8E | 5.37:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #398D8E text on white | 3.90:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #398D8E text on black | 5.37:1 | AA | Lc -35.4 | 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 600.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CBDDDD
oklch(88.4% 0.019 196.8)
-
Step 300
300
#A7C8C8
oklch(80.9% 0.035 196.5)
-
Step 400
400
#75ACAC
oklch(70.6% 0.058 195.9)
-
Step 500
500
#4E9798
oklch(63% 0.073 196.6)
-
Step 600
600 (this color)
#398D8E
oklch(59.3% 0.08 196.3)
-
Step 700
700
#1D6E6F
oklch(49.2% 0.075 196.2)
-
Step 800
800
#1B595A
oklch(42.6% 0.062 196.6)
-
Step 900
900
#1E4A4A
oklch(37.8% 0.048 195.3)
-
Step 950
950
#132B2B
oklch(27% 0.03 195.5)
#398D8E 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) | #84878E | 0.083 |
| Deuteranopia (no green cones) | #767D8F | 0.077 |
| Tritanopia (no blue cones) | #00918D | 0.023 |
| Achromatopsia (no color) | #818181 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398D8E
#398D8E
oklch(59.3% 0.08 196.3)
- #A96A6E
#A96A6E
oklch(59.3% 0.081 15.7)
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 #398D8E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.023
- Dusty Teal #4C9085 ΔE 0.024
- Dark Cyan #008B8B ΔE 0.025
- Sea #3C9992 ΔE 0.036
- Teal Blue #01889F ΔE 0.040
- Blue Green #0F9B8E ΔE 0.043
- Persian Green #2A9D8F ΔE 0.048
- Teal #008080 ΔE 0.052
Use #398D8E 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.