#5AA3AF
Closest named color: Cadet Blue (#5F9EA0). oklch(67.3% 0.075 209.2), rgb(90, 163, 175).
Aa
Black text reads best on this color (7.29:1).
About this color
#5AA3AF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.075 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.022 away. Black text reads best on it, at 7.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.29:1 |
| White text | 2.87:1 |
Values
| HEX | #5AA3AF |
| RGB | rgb(90, 163, 175) |
| HSL | hsl(188, 35%, 52%) |
| OKLCH | oklch(67.3% 0.075 209.2) |
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 #5AA3AF | 2.87:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #5AA3AF | 7.29:1 | AAA | Lc 49.1 | Large or bold text, headings |
| #5AA3AF text on white | 2.87:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #5AA3AF text on black | 7.29:1 | AAA | Lc -46.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0EDEF
oklch(93.7% 0.014 207.9)
-
Step 200
200
#C6DEE2
oklch(88.4% 0.026 208.7)
-
Step 300
300
#9ECAD1
oklch(81% 0.047 208.2)
-
Step 400
400 (this color)
#5AA3AF
oklch(67.3% 0.075 209.2)
-
Step 500
500
#2F99A9
oklch(63.1% 0.096 209.6)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#064A53
oklch(37.6% 0.062 209.2)
-
Step 950
950
#092C31
oklch(27.1% 0.04 208.6)
#5AA3AF 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) | #989EB0 | 0.072 |
| Deuteranopia (no green cones) | #8A94AF | 0.065 |
| Tritanopia (no blue cones) | #2AA9A7 | 0.039 |
| Achromatopsia (no color) | #989898 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5AA3AF
#5AA3AF
oklch(67.3% 0.075 209.2)
- #C0857B
#C0857B
oklch(67.3% 0.075 29.9)
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 #5AA3AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.022
- Greyblue #77A1B5 ΔE 0.033
- Dull Teal #5F9E8F ΔE 0.045
- Bluegrey #85A3B2 ΔE 0.047
- Turquoise Blue #06B1C4 ΔE 0.050
- Bluey Grey #89A0B0 ΔE 0.052
- Grey Teal #5E9B8A ΔE 0.053
- Light Sea Green #20B2AA ΔE 0.054
Use #5AA3AF 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.