#5398AF
Closest named color: Cadet Blue (#5F9EA0). oklch(64.3% 0.078 221.9), rgb(83, 152, 175).
Aa
Black text reads best on this color (6.47:1).
About this color
#5398AF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.078 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.035 away. Black text reads best on it, at 6.47:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.47:1 |
| White text | 3.24:1 |
Values
| HEX | #5398AF |
| RGB | rgb(83, 152, 175) |
| HSL | hsl(195, 37%, 51%) |
| OKLCH | oklch(64.3% 0.078 221.9) |
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 #5398AF | 3.24:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #5398AF | 6.47:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #5398AF text on white | 3.24:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #5398AF text on black | 6.47:1 | AA | Lc -42.2 | 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
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CBDDE3
oklch(88.6% 0.021 219.7)
-
Step 300
300
#A7C7D2
oklch(81% 0.038 220.6)
-
Step 400
400
#76AABC
oklch(70.8% 0.061 221.5)
-
Step 500
500 (this color)
#5398AF
oklch(64.3% 0.078 221.9)
-
Step 600
600
#2F7E97
oklch(55.6% 0.085 222.5)
-
Step 700
700
#206A80
oklch(49% 0.078 221.9)
-
Step 800
800
#1D5768
oklch(42.7% 0.065 220.9)
-
Step 900
900
#1F4855
oklch(37.8% 0.051 221.4)
-
Step 950
950
#132A32
oklch(27% 0.033 222.8)
#5398AF 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) | #8A95B0 | 0.063 |
| Deuteranopia (no green cones) | #7D8AAF | 0.058 |
| Tritanopia (no blue cones) | #169F9F | 0.051 |
| Achromatopsia (no color) | #8F8F8F | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5398AF
#5398AF
oklch(64.3% 0.078 221.9)
- #B67D68
#B67D68
oklch(64.2% 0.078 41)
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 #5398AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.035
- Blue Grey #758DA3 ΔE 0.044
- Silver Lake Blue #778DA9 ΔE 0.045
- Faded Blue #658CBB ΔE 0.046
- Greyblue #77A1B5 ΔE 0.049
- Dusty Blue #5A86AD ΔE 0.051
- Sea #3C9992 ΔE 0.052
- Light Slate Gray #778899 ΔE 0.056
Use #5398AF 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.