#3D97AB
Closest named color: Sea (#3C9992). oklch(63.1% 0.089 215), rgb(61, 151, 171).
Aa
Black text reads best on this color (6.21:1).
About this color
#3D97AB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.089 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.041 away. Black text reads best on it, at 6.21:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.21:1 |
| White text | 3.37:1 |
Values
| HEX | #3D97AB |
| RGB | rgb(61, 151, 171) |
| HSL | hsl(191, 47%, 45%) |
| OKLCH | oklch(63.1% 0.089 215) |
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 #3D97AB | 3.37:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #3D97AB | 6.21:1 | AA | Lc 43.1 | Non-text elements, placeholder text |
| #3D97AB text on white | 3.37:1 | AA large text | Lc 61.0 | Content text, not long reading |
| #3D97AB text on black | 6.21:1 | AA | Lc -40.7 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C8DEE3
oklch(88.6% 0.024 212.9)
-
Step 300
300
#A1C8D2
oklch(80.8% 0.044 215.1)
-
Step 400
400
#6CACBC
oklch(70.7% 0.069 215.4)
-
Step 500
500 (this color)
#3D97AB
oklch(63.1% 0.089 215)
-
Step 600
600
#078197
oklch(55.6% 0.097 215.5)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#025968
oklch(42.7% 0.075 214.4)
-
Step 900
900
#124955
oklch(37.6% 0.059 215.6)
-
Step 950
950
#0D2B32
oklch(27% 0.037 215.6)
#3D97AB 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) | #8992AC | 0.080 |
| Deuteranopia (no green cones) | #7987AB | 0.072 |
| Tritanopia (no blue cones) | #009F9D | 0.042 |
| Achromatopsia (no color) | #8C8C8C | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D97AB
#3D97AB
oklch(63.1% 0.089 215)
- #B97564
#B97564
oklch(63% 0.09 34.8)
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 #3D97AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.041
- Teal Green #0A9396 ΔE 0.042
- Cadet Blue #5F9EA0 ΔE 0.042
- Blue NCS #118AB2 ΔE 0.050
- Dusty Blue #5A86AD ΔE 0.054
- Persian Green #2A9D8F ΔE 0.054
- Dusty Teal #4C9085 ΔE 0.055
- Teal Blue #01889F ΔE 0.055
Use #3D97AB 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.