#5AAACB
Closest named color: Greyblue (#77A1B5). oklch(70% 0.092 227.2), rgb(90, 170, 203).
Aa
Black text reads best on this color (8.04:1).
About this color
#5AAACB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.092 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.041 away. Black text reads best on it, at 8.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.04:1 |
| White text | 2.60:1 |
Values
| HEX | #5AAACB |
| RGB | rgb(90, 170, 203) |
| HSL | hsl(198, 52%, 57%) |
| OKLCH | oklch(70% 0.092 227.2) |
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 #5AAACB | 2.60:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #5AAACB | 8.04:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #5AAACB text on white | 2.60:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #5AAACB text on black | 8.04:1 | AAA | Lc -51.2 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFECF3
oklch(93.5% 0.017 230.9)
-
Step 200
200
#C4DEEA
oklch(88.5% 0.032 227.3)
-
Step 300
300
#9AC9DE
oklch(81% 0.057 227.1)
-
Step 400
400 (this color)
#5AAACB
oklch(70% 0.092 227.2)
-
Step 500
500
#1797C0
oklch(63.2% 0.117 226.7)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950
#042B39
oklch(27.1% 0.049 227.2)
#5AAACB 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) | #99A7CD | 0.070 |
| Deuteranopia (no green cones) | #889BCB | 0.060 |
| Tritanopia (no blue cones) | #00B4B5 | 0.063 |
| Achromatopsia (no color) | #A0A0A0 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5AAACB
#5AAACB
oklch(70% 0.092 227.2)
- #CE8D6C
#CE8D6C
oklch(70.1% 0.092 47.7)
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 #5AAACB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.041
- Turquoise Blue #06B1C4 ΔE 0.044
- Bluegrey #85A3B2 ΔE 0.052
- Bluey Grey #89A0B0 ΔE 0.058
- Cadet Blue #5F9EA0 ΔE 0.063
- Cool Gray #8D99AE ΔE 0.070
- Cool Steel #97A7B3 ΔE 0.071
- Light Sea Green #20B2AA ΔE 0.071
Use #5AAACB 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.