#5BABB8
Closest named color: Greyblue (#77A1B5). oklch(69.5% 0.081 209.2), rgb(91, 171, 184).
Aa
Black text reads best on this color (7.96:1).
About this color
#5BABB8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.081 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.036 away. Black text reads best on it, at 7.96:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.96:1 |
| White text | 2.63:1 |
Values
| HEX | #5BABB8 |
| RGB | rgb(91, 171, 184) |
| HSL | hsl(188, 40%, 54%) |
| OKLCH | oklch(69.5% 0.081 209.2) |
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 #5BABB8 | 2.63:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #5BABB8 | 7.96:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #5BABB8 text on white | 2.63:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #5BABB8 text on black | 7.96:1 | AAA | Lc -50.7 | 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
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C5DFE3
oklch(88.6% 0.028 207.8)
-
Step 300
300
#9BCAD2
oklch(80.8% 0.05 209.1)
-
Step 400
400 (this color)
#5BABB8
oklch(69.5% 0.081 209.2)
-
Step 500
500
#1D9AAB
oklch(63.1% 0.103 209.3)
-
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
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#052C32
oklch(27% 0.043 210.1)
#5BABB8 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) | #9FA6B9 | 0.077 |
| Deuteranopia (no green cones) | #909BB8 | 0.070 |
| Tritanopia (no blue cones) | #20B1AF | 0.042 |
| Achromatopsia (no color) | #9F9F9F | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BABB8
#5BABB8
oklch(69.5% 0.081 209.2)
- #CA8A80
#CA8A80
oklch(69.5% 0.08 29.1)
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 #5BABB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.036
- Turquoise Blue #06B1C4 ΔE 0.039
- Cadet Blue #5F9EA0 ΔE 0.043
- Bluegrey #85A3B2 ΔE 0.046
- Light Sea Green #20B2AA ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.053
- Topaz #13BBAF ΔE 0.060
- Dull Teal #5F9E8F ΔE 0.061
Use #5BABB8 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.