#399496
Closest named color: Sea (#3C9992). oklch(61.4% 0.085 197.2), rgb(57, 148, 150).
Aa
Black text reads best on this color (5.85:1).
About this color
#399496 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 61%, its chroma 0.085 and its hue 197°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.018 away. Black text reads best on it, at 5.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 5.85:1 |
| White text | 3.58:1 |
Values
| HEX | #399496 |
| RGB | rgb(57, 148, 150) |
| HSL | hsl(181, 45%, 41%) |
| OKLCH | oklch(61.4% 0.085 197.2) |
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 #399496 | 3.58:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #399496 | 5.85:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #399496 text on white | 3.58:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #399496 text on black | 5.85:1 | AA | Lc -38.4 | 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 500.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEC
oklch(93.5% 0.012 197)
-
Step 200
200
#C9DEDE
oklch(88.5% 0.022 196.8)
-
Step 300
300
#A2C9CA
oklch(80.8% 0.041 198.3)
-
Step 400
400
#6DAEAF
oklch(70.8% 0.067 197)
-
Step 500
500 (this color)
#399496
oklch(61.4% 0.085 197.2)
-
Step 600
600
#0D8486
oklch(55.7% 0.093 196.7)
-
Step 700
700
#006F71
oklch(49.1% 0.084 197)
-
Step 800
800
#055B5C
oklch(42.8% 0.071 196.1)
-
Step 900
900
#144B4C
oklch(37.9% 0.056 196.8)
-
Step 950
950
#0E2C2C
oklch(27.1% 0.035 195.3)
#399496 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) | #8A8D96 | 0.087 |
| Deuteranopia (no green cones) | #7C8297 | 0.083 |
| Tritanopia (no blue cones) | #009994 | 0.024 |
| Achromatopsia (no color) | #878787 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #399496
#399496
oklch(61.4% 0.085 197.2)
- #B26F72
#B26F72
oklch(61.4% 0.085 17)
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 #399496, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.018
- Teal Green #0A9396 ΔE 0.020
- Dusty Teal #4C9085 ΔE 0.026
- Blue Green #0F9B8E ΔE 0.032
- Persian Green #2A9D8F ΔE 0.033
- Dark Cyan #008B8B ΔE 0.040
- Grey Teal #5E9B8A ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.048
Use #399496 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.