#359CB7
Closest named color: Cadet Blue (#5F9EA0). oklch(64.6% 0.1 219), rgb(53, 156, 183).
Aa
Black text reads best on this color (6.59:1).
About this color
#359CB7 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.100 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.047 away. Black text reads best on it, at 6.59:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.59:1 |
| White text | 3.18:1 |
Values
| HEX | #359CB7 |
| RGB | rgb(53, 156, 183) |
| HSL | hsl(192, 55%, 46%) |
| OKLCH | oklch(64.6% 0.1 219) |
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 #359CB7 | 3.18:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #359CB7 | 6.59:1 | AA | Lc 45.3 | Large or bold text, headings |
| #359CB7 text on white | 3.18:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #359CB7 text on black | 6.59:1 | AA | Lc -43.0 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C6DEE5
oklch(88.5% 0.027 217.2)
-
Step 300
300
#9EC9D6
oklch(80.9% 0.049 218.2)
-
Step 400
400
#65ADC2
oklch(70.8% 0.078 218.7)
-
Step 500
500 (this color)
#359CB7
oklch(64.6% 0.1 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586B
oklch(42.5% 0.077 219.1)
-
Step 900
900
#074959
oklch(37.6% 0.065 219.7)
-
Step 950
950
#092B34
oklch(27% 0.041 219)
#359CB7 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) | #8B98B8 | 0.084 |
| Deuteranopia (no green cones) | #798AB7 | 0.077 |
| Tritanopia (no blue cones) | #00A5A5 | 0.046 |
| Achromatopsia (no color) | #909090 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #359CB7
#359CB7
oklch(64.6% 0.1 219)
- #C2785F
#C2785F
oklch(64.6% 0.1 39.4)
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 #359CB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.047
- Sea #3C9992 ΔE 0.055
- Blue NCS #118AB2 ΔE 0.057
- Teal Green #0A9396 ΔE 0.057
- Turquoise Blue #06B1C4 ΔE 0.058
- Faded Blue #658CBB ΔE 0.059
- Greyblue #77A1B5 ΔE 0.062
- Dusty Blue #5A86AD ΔE 0.063
Use #359CB7 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.