#3C8BAB
Closest named color: Blue NCS (#118AB2). oklch(60.1% 0.091 227.9), rgb(60, 139, 171).
Aa
Black text reads best on this color (5.47:1).
About this color
#3C8BAB is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.091 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.023 away. Black text reads best on it, at 5.47:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.47:1 |
| White text | 3.83:1 |
Values
| HEX | #3C8BAB |
| RGB | rgb(60, 139, 171) |
| HSL | hsl(197, 48%, 45%) |
| OKLCH | oklch(60.1% 0.091 227.9) |
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 #3C8BAB | 3.83:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #3C8BAB | 5.47:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #3C8BAB text on white | 3.83:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #3C8BAB text on black | 5.47:1 | AA | Lc -36.0 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300
#A4C7D7
oklch(80.9% 0.044 227.3)
-
Step 400
400
#70AAC3
oklch(70.7% 0.071 227)
-
Step 500
500 (this color)
#3C8BAB
oklch(60.1% 0.091 227.9)
-
Step 600
600
#207EA0
oklch(55.6% 0.098 227.6)
-
Step 700
700
#0E6A89
oklch(49% 0.091 227.8)
-
Step 800
800
#12576F
oklch(42.8% 0.075 226.9)
-
Step 900
900
#19485A
oklch(37.8% 0.059 226.9)
-
Step 950
950
#102A35
oklch(27% 0.038 228.2)
#3C8BAB 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) | #7A89AD | 0.066 |
| Deuteranopia (no green cones) | #6B7DAB | 0.059 |
| Tritanopia (no blue cones) | #009495 | 0.055 |
| Achromatopsia (no color) | #828282 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C8BAB
#3C8BAB
oklch(60.1% 0.091 227.9)
- #AD6F50
#AD6F50
oklch(60.1% 0.091 47.1)
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 #3C8BAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.023
- Dusty Blue #5A86AD ΔE 0.030
- Off Blue #5684AE ΔE 0.030
- Steel Blue #4682B4 ΔE 0.033
- Cool Blue #4984B8 ΔE 0.034
- Teal Blue #01889F ΔE 0.034
- Cerulean #457B9D ΔE 0.046
- Stormy Blue #507B9C ΔE 0.046
Use #3C8BAB 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.