#3C9BBD
Closest named color: Faded Blue (#658CBB). oklch(64.8% 0.101 225.5), rgb(60, 155, 189).
Aa
Black text reads best on this color (6.61:1).
About this color
#3C9BBD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.101 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.051 away. Black text reads best on it, at 6.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.61:1 |
| White text | 3.17:1 |
Values
| HEX | #3C9BBD |
| RGB | rgb(60, 155, 189) |
| HSL | hsl(196, 52%, 49%) |
| OKLCH | oklch(64.8% 0.101 225.5) |
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 #3C9BBD | 3.17:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #3C9BBD | 6.61:1 | AA | Lc 45.5 | Large or bold text, headings |
| #3C9BBD text on white | 3.17:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #3C9BBD text on black | 6.61:1 | AA | Lc -43.1 | 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
#68ABC6
oklch(70.7% 0.079 225.8)
-
Step 500
500 (this color)
#3C9BBD
oklch(64.8% 0.101 225.5)
-
Step 600
600
#007FA2
oklch(55.5% 0.106 225.7)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#0D485C
oklch(37.6% 0.066 226.3)
-
Step 950
950
#0B2B36
oklch(27.1% 0.042 224.5)
#3C9BBD 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) | #8898BF | 0.077 |
| Deuteranopia (no green cones) | #768BBD | 0.067 |
| Tritanopia (no blue cones) | #00A5A6 | 0.056 |
| Achromatopsia (no color) | #909090 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C9BBD
#3C9BBD
oklch(64.8% 0.101 225.5)
- #C17A59
#C17A59
oklch(64.7% 0.101 45.4)
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 #3C9BBD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.051
- Cadet Blue #5F9EA0 ΔE 0.053
- Blue NCS #118AB2 ΔE 0.057
- Dusty Blue #5A86AD ΔE 0.059
- Greyblue #77A1B5 ΔE 0.060
- Turquoise Blue #06B1C4 ΔE 0.061
- Off Blue #5684AE ΔE 0.064
- Silver Lake Blue #778DA9 ΔE 0.064
Use #3C9BBD 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.