#43AFCA
Closest named color: Turquoise Blue (#06B1C4). oklch(70.3% 0.104 217.5), rgb(67, 175, 202).
Aa
Black text reads best on this color (8.22:1).
About this color
#43AFCA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.104 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.024 away. Black text reads best on it, at 8.22:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.22:1 |
| White text | 2.55:1 |
Values
| HEX | #43AFCA |
| RGB | rgb(67, 175, 202) |
| HSL | hsl(192, 56%, 53%) |
| OKLCH | oklch(70.3% 0.104 217.5) |
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 #43AFCA | 2.55:1 | Fails | Lc -54.8 | Large or bold text, headings |
| Black text on #43AFCA | 8.22:1 | AAA | Lc 54.3 | Large or bold text, headings |
| #43AFCA text on white | 2.55:1 | Fails | Lc 49.7 | Large or bold text, headings |
| #43AFCA text on black | 8.22:1 | AAA | Lc -52.2 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DDEDF2
oklch(93.6% 0.018 218.4)
-
Step 200
200
#C0E0E9
oklch(88.6% 0.036 216.6)
-
Step 300
300
#90CBDC
oklch(80.8% 0.065 217.6)
-
Step 400
400 (this color)
#43AFCA
oklch(70.3% 0.104 217.5)
-
Step 500
500
#0099B6
oklch(63% 0.113 217.6)
-
Step 600
600
#00819A
oklch(55.7% 0.1 217.7)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A59
oklch(37.7% 0.067 217.2)
-
Step 950
950
#002C36
oklch(27% 0.048 217.4)
#43AFCA 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) | #9DAACB | 0.090 |
| Deuteranopia (no green cones) | #8A9CCA | 0.081 |
| Tritanopia (no blue cones) | #00B8B7 | 0.049 |
| Achromatopsia (no color) | #A2A2A2 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43AFCA
#43AFCA
oklch(70.3% 0.104 217.5)
- #D78870
#D78870
oklch(70.3% 0.104 37.7)
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 #43AFCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.024
- Greyblue #77A1B5 ΔE 0.055
- Light Sea Green #20B2AA ΔE 0.056
- Topaz #13BBAF ΔE 0.064
- Bluegrey #85A3B2 ΔE 0.066
- Cadet Blue #5F9EA0 ΔE 0.066
- Bluey Grey #89A0B0 ΔE 0.073
- Deep Sky Blue #00BFFF ΔE 0.078
Use #43AFCA 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.