#3E879A
Closest named color: Teal Blue (#01889F). oklch(58.5% 0.078 217.4), rgb(62, 135, 154).
Aa
Black text reads best on this color (5.13:1).
About this color
#3E879A is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.078 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.026 away. Black text reads best on it, at 5.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.13:1 |
| White text | 4.08:1 |
Values
| HEX | #3E879A |
| RGB | rgb(62, 135, 154) |
| HSL | hsl(192, 43%, 42%) |
| OKLCH | oklch(58.5% 0.078 217.4) |
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 #3E879A | 4.08:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #3E879A | 5.13:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #3E879A text on white | 4.08:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #3E879A text on black | 5.13:1 | AA | Lc -33.8 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CCDDE2
oklch(88.6% 0.02 217.2)
-
Step 300
300
#A8C7D0
oklch(81% 0.036 217.2)
-
Step 400
400
#79AAB8
oklch(70.8% 0.056 217.4)
-
Step 500
500
#5394A6
oklch(63% 0.072 217.8)
-
Step 600
600 (this color)
#3E879A
oklch(58.5% 0.078 217.4)
-
Step 700
700
#266B7C
oklch(49.2% 0.073 217.2)
-
Step 800
800
#225764
oklch(42.7% 0.059 216.6)
-
Step 900
900
#214852
oklch(37.8% 0.047 216.7)
-
Step 950
950
#152A30
oklch(27% 0.029 218.2)
#3E879A 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) | #7A839B | 0.067 |
| Deuteranopia (no green cones) | #6D799A | 0.062 |
| Tritanopia (no blue cones) | #008E8D | 0.042 |
| Achromatopsia (no color) | #7D7D7D | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E879A
#3E879A
oklch(58.5% 0.078 217.4)
- #A46B5A
#A46B5A
oklch(58.4% 0.078 37.3)
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 #3E879A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.026
- Cerulean #457B9D ΔE 0.037
- Stormy Blue #507B9C ΔE 0.038
- Blue NCS #118AB2 ΔE 0.039
- Dark Cyan #008B8B ΔE 0.041
- Teal Green #0A9396 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.043
- Off Blue #5684AE ΔE 0.043
Use #3E879A 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.