#28A7C6
Closest named color: Turquoise Blue (#06B1C4). oklch(67.6% 0.113 218.9), rgb(40, 167, 198).
Aa
Black text reads best on this color (7.43:1).
About this color
#28A7C6 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.113 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.030 away. Black text reads best on it, at 7.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.43:1 |
| White text | 2.82:1 |
Values
| HEX | #28A7C6 |
| RGB | rgb(40, 167, 198) |
| HSL | hsl(192, 66%, 47%) |
| OKLCH | oklch(67.6% 0.113 218.9) |
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 #28A7C6 | 2.82:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #28A7C6 | 7.43:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #28A7C6 text on white | 2.82:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #28A7C6 text on black | 7.43:1 | AAA | Lc -48.0 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DCEDF3
oklch(93.5% 0.02 220.9)
-
Step 200
200
#BDE0EB
oklch(88.5% 0.04 218.8)
-
Step 300
300
#8CCCE0
oklch(80.9% 0.071 219.4)
-
Step 400
400 (this color)
#28A7C6
oklch(67.6% 0.113 218.9)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586B
oklch(42.5% 0.077 219.1)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C36
oklch(27% 0.048 217.4)
#28A7C6 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) | #94A2C8 | 0.096 |
| Deuteranopia (no green cones) | #7F93C6 | 0.086 |
| Tritanopia (no blue cones) | #00B1B1 | 0.050 |
| Achromatopsia (no color) | #9A9A9A | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28A7C6
#28A7C6
oklch(67.6% 0.113 218.9)
- #D27D62
#D27D62
oklch(67.5% 0.113 38.4)
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 #28A7C6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.030
- Cadet Blue #5F9EA0 ΔE 0.060
- Light Sea Green #20B2AA ΔE 0.061
- Greyblue #77A1B5 ΔE 0.061
- Topaz #13BBAF ΔE 0.076
- Sea #3C9992 ΔE 0.077
- Bluegrey #85A3B2 ΔE 0.077
- Faded Blue #658CBB ΔE 0.079
Use #28A7C6 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.