#5397AB
Closest named color: Cadet Blue (#5F9EA0). oklch(63.9% 0.075 219.1), rgb(83, 151, 171).
Aa
Black text reads best on this color (6.38:1).
About this color
#5397AB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.075 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.033 away. Black text reads best on it, at 6.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.38:1 |
| White text | 3.29:1 |
Values
| HEX | #5397AB |
| RGB | rgb(83, 151, 171) |
| HSL | hsl(194, 35%, 50%) |
| OKLCH | oklch(63.9% 0.075 219.1) |
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 #5397AB | 3.29:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #5397AB | 6.38:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #5397AB text on white | 3.29:1 | AA large text | Lc 60.1 | Content text, not long reading |
| #5397AB text on black | 6.38:1 | AA | Lc -41.6 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A7C7D1
oklch(80.9% 0.037 218.7)
-
Step 400
400
#77AABA
oklch(70.8% 0.059 219.4)
-
Step 500
500 (this color)
#5397AB
oklch(63.9% 0.075 219.1)
-
Step 600
600
#317E94
oklch(55.5% 0.081 220)
-
Step 700
700
#226B7E
oklch(49.2% 0.076 218.8)
-
Step 800
800
#1F5766
oklch(42.7% 0.062 218.7)
-
Step 900
900
#204853
oklch(37.8% 0.049 218.2)
-
Step 950
950
#142A31
oklch(27% 0.031 220.6)
#5397AB 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) | #8A93AC | 0.064 |
| Deuteranopia (no green cones) | #7D89AB | 0.059 |
| Tritanopia (no blue cones) | #1D9E9D | 0.048 |
| Achromatopsia (no color) | #8E8E8E | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5397AB
#5397AB
oklch(63.9% 0.075 219.1)
- #B47C6A
#B47C6A
oklch(63.9% 0.075 38.6)
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 #5397AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.033
- Blue Grey #758DA3 ΔE 0.042
- Silver Lake Blue #778DA9 ΔE 0.045
- Sea #3C9992 ΔE 0.047
- Faded Blue #658CBB ΔE 0.049
- Dusty Blue #5A86AD ΔE 0.050
- Greyblue #77A1B5 ΔE 0.052
- Light Slate Gray #778899 ΔE 0.053
Use #5397AB 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.