#53B9BF
Closest named color: Topaz (#13BBAF). oklch(72.8% 0.095 200.6), rgb(83, 185, 191).
Aa
Black text reads best on this color (9.05:1).
About this color
#53B9BF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.095 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.041 away. Black text reads best on it, at 9.05:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 9.05:1 |
| White text | 2.31:1 |
Values
| HEX | #53B9BF |
| RGB | rgb(83, 185, 191) |
| HSL | hsl(183, 46%, 54%) |
| OKLCH | oklch(72.8% 0.095 200.6) |
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 #53B9BF | 2.31:1 | Fails | Lc -50.4 | Large or bold text, headings |
| Black text on #53B9BF | 9.05:1 | AAA | Lc 58.5 | Large or bold text, headings |
| #53B9BF text on white | 2.31:1 | Fails | Lc 45.5 | Large or bold text, headings |
| #53B9BF text on black | 9.05:1 | AAA | Lc -56.6 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DDEEEE
oklch(93.7% 0.018 196.8)
-
Step 200
200
#C1E0E2
oklch(88.5% 0.033 201.3)
-
Step 300
300
#93CDD0
oklch(81% 0.06 200.1)
-
Step 400
400 (this color)
#53B9BF
oklch(72.8% 0.095 200.6)
-
Step 500
500
#009CA4
oklch(63% 0.107 201.2)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006F74
oklch(49.2% 0.084 200.3)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B4F
oklch(37.5% 0.064 200.9)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#53B9BF 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) | #ADB2C0 | 0.096 |
| Deuteranopia (no green cones) | #9CA5C0 | 0.089 |
| Tritanopia (no blue cones) | #00BFBB | 0.034 |
| Achromatopsia (no color) | #AAAAAA | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53B9BF
#53B9BF
oklch(72.8% 0.095 200.6)
- #DC8F8E
#DC8F8E
oklch(72.8% 0.094 20.4)
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 #53B9BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.041
- Turquoise Blue #06B1C4 ΔE 0.043
- Light Sea Green #20B2AA ΔE 0.047
- Dark Turquoise #00CED1 ΔE 0.058
- Greeny Blue #42B395 ΔE 0.063
- Medium Turquoise #48D1CC ΔE 0.065
- Greyblue #77A1B5 ΔE 0.068
- Bluegrey #85A3B2 ΔE 0.070
Use #53B9BF 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.