#28919E
Closest named color: Teal Green (#0A9396). oklch(60.5% 0.093 207.3), rgb(40, 145, 158).
Aa
Black text reads best on this color (5.63:1).
About this color
#28919E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.093 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.019 away. Black text reads best on it, at 5.63:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.63:1 |
| White text | 3.72:1 |
Values
| HEX | #28919E |
| RGB | rgb(40, 145, 158) |
| HSL | hsl(187, 60%, 39%) |
| OKLCH | oklch(60.5% 0.093 207.3) |
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 #28919E | 3.72:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #28919E | 5.63:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #28919E text on white | 3.72:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #28919E text on black | 5.63:1 | AA | Lc -37.2 | 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 500.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0ECEE
oklch(93.5% 0.013 208.8)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300
#9FC9D0
oklch(80.8% 0.045 208.8)
-
Step 400
400
#67AEB8
oklch(70.8% 0.073 207.2)
-
Step 500
500 (this color)
#28919E
oklch(60.5% 0.093 207.3)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#0A4A52
oklch(37.6% 0.061 208)
-
Step 950
950
#0A2C30
oklch(27.1% 0.039 206.2)
#28919E 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) | #848B9F | 0.090 |
| Deuteranopia (no green cones) | #747F9E | 0.083 |
| Tritanopia (no blue cones) | #009895 | 0.030 |
| Achromatopsia (no color) | #848484 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28919E
#28919E
oklch(60.5% 0.093 207.3)
- #B36B63
#B36B63
oklch(60.5% 0.094 27)
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 #28919E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.019
- Teal Blue #01889F ΔE 0.032
- Dark Cyan #008B8B ΔE 0.035
- Sea #3C9992 ΔE 0.037
- Dusty Teal #4C9085 ΔE 0.042
- Blue NCS #118AB2 ΔE 0.043
- Blue Green #0F9B8E ΔE 0.045
- Persian Green #2A9D8F ΔE 0.049
Use #28919E 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.