#3D9CBF
Closest named color: Faded Blue (#658CBB). oklch(65.1% 0.102 226.1), rgb(61, 156, 191).
Aa
Black text reads best on this color (6.70:1).
About this color
#3D9CBF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.102 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.052 away. Black text reads best on it, at 6.70:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.70:1 |
| White text | 3.13:1 |
Values
| HEX | #3D9CBF |
| RGB | rgb(61, 156, 191) |
| HSL | hsl(196, 52%, 49%) |
| OKLCH | oklch(65.1% 0.102 226.1) |
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 #3D9CBF | 3.13:1 | AA large text | Lc -63.5 | Content text, not long reading |
| Black text on #3D9CBF | 6.70:1 | AA | Lc 46.0 | Large or bold text, headings |
| #3D9CBF text on white | 3.13:1 | AA large text | Lc 58.1 | Large or bold text, headings |
| #3D9CBF text on black | 6.70:1 | AA | Lc -43.7 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C7DDE7
oklch(88.4% 0.027 226.8)
-
Step 300
300
#9FC8D9
oklch(80.9% 0.05 225.1)
-
Step 400
400
#67ABC7
oklch(70.7% 0.08 226.4)
-
Step 500
500 (this color)
#3D9CBF
oklch(65.1% 0.102 226.1)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#0D485C
oklch(37.6% 0.066 226.3)
-
Step 950
950
#0B2B36
oklch(27.1% 0.042 224.5)
#3D9CBF 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) | #8999C1 | 0.077 |
| Deuteranopia (no green cones) | #778CBF | 0.067 |
| Tritanopia (no blue cones) | #00A6A7 | 0.058 |
| Achromatopsia (no color) | #929292 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D9CBF
#3D9CBF
oklch(65.1% 0.102 226.1)
- #C37B59
#C37B59
oklch(65.1% 0.102 45.7)
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 #3D9CBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.052
- Cadet Blue #5F9EA0 ΔE 0.054
- Greyblue #77A1B5 ΔE 0.059
- Turquoise Blue #06B1C4 ΔE 0.059
- Blue NCS #118AB2 ΔE 0.060
- Dusty Blue #5A86AD ΔE 0.062
- Silver Lake Blue #778DA9 ΔE 0.065
- Blue Grey #758DA3 ΔE 0.066
Use #3D9CBF 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.