#028A7D
Closest named color: Dark Cyan (#008B8B). oklch(56.9% 0.101 183.3), rgb(2, 138, 125).
Aa
Black text reads best on this color (4.93:1).
About this color
#028A7D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.101 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.021 away. Black text reads best on it, at 4.93:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.93:1 |
| White text | 4.25:1 |
Values
| HEX | #028A7D |
| RGB | rgb(2, 138, 125) |
| HSL | hsl(174, 97%, 27%) |
| OKLCH | oklch(56.9% 0.101 183.3) |
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 #028A7D | 4.25:1 | AA large text | Lc -74.3 | Content text, not long reading |
| Black text on #028A7D | 4.93:1 | AA | Lc 35.3 | Non-text elements, placeholder text |
| #028A7D text on white | 4.25:1 | AA large text | Lc 68.8 | Content text, not long reading |
| #028A7D text on black | 4.93:1 | AA | Lc -32.8 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DFDB
oklch(88.5% 0.025 184.2)
-
Step 300
300
#A1CBC3
oklch(81% 0.046 182.2)
-
Step 400
400
#6AB0A5
oklch(70.8% 0.073 183.1)
-
Step 500
500
#399C8F
oklch(63.2% 0.093 183.1)
-
Step 600
600 (this color)
#028A7D
oklch(56.9% 0.101 183.3)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#0F4C45
oklch(37.7% 0.061 183.6)
-
Step 950
950
#0C2D28
oklch(27.1% 0.039 181.6)
#028A7D 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) | #83817D | 0.108 |
| Deuteranopia (no green cones) | #73767E | 0.101 |
| Tritanopia (no blue cones) | #008D86 | 0.014 |
| Achromatopsia (no color) | #7B7B7B | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #028A7D
#028A7D
oklch(56.9% 0.101 183.3)
- #A85C71
#A85C71
oklch(56.9% 0.102 3.1)
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 #028A7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.021
- Teal #008080 ΔE 0.033
- Teal Green #0A9396 ΔE 0.041
- Viridian #1E9167 ΔE 0.045
- Dusty Teal #4C9085 ΔE 0.047
- Bluegreen #017A79 ΔE 0.049
- Blue Green #0F9B8E ΔE 0.052
- Teal Blue #01889F ΔE 0.056
Use #028A7D 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.