#3597AF
Closest named color: Teal Green (#0A9396). oklch(63% 0.095 217.4), rgb(53, 151, 175).
Aa
Black text reads best on this color (6.19:1).
About this color
#3597AF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.095 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.044 away. Black text reads best on it, at 6.19:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 6.19:1 |
| White text | 3.38:1 |
Values
| HEX | #3597AF |
| RGB | rgb(53, 151, 175) |
| HSL | hsl(192, 54%, 45%) |
| OKLCH | oklch(63% 0.095 217.4) |
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 #3597AF | 3.38:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #3597AF | 6.19:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #3597AF text on white | 3.38:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #3597AF text on black | 6.19:1 | AA | Lc -40.6 | 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
#C7DEE4
oklch(88.5% 0.026 215.2)
-
Step 300
300
#9FC9D5
oklch(81% 0.047 217.1)
-
Step 400
400
#68ACBF
oklch(70.6% 0.074 217.7)
-
Step 500
500 (this color)
#3597AF
oklch(63% 0.095 217.4)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#0C4957
oklch(37.6% 0.062 217.6)
-
Step 950
950
#0B2B33
oklch(27% 0.039 217.4)
#3597AF 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) | #8793B0 | 0.082 |
| Deuteranopia (no green cones) | #7686AF | 0.074 |
| Tritanopia (no blue cones) | #009F9F | 0.042 |
| Achromatopsia (no color) | #8B8B8B | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3597AF
#3597AF
oklch(63% 0.095 217.4)
- #BB745F
#BB745F
oklch(63% 0.095 37.2)
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 #3597AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.044
- Blue NCS #118AB2 ΔE 0.045
- Sea #3C9992 ΔE 0.047
- Cadet Blue #5F9EA0 ΔE 0.049
- Dusty Blue #5A86AD ΔE 0.053
- Teal Blue #01889F ΔE 0.054
- Faded Blue #658CBB ΔE 0.057
- Off Blue #5684AE ΔE 0.057
Use #3597AF 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.