#28677D
Closest named color: Denim (#3B638C). oklch(48.3% 0.072 224.5), rgb(40, 103, 125).
Aa
White text reads best on this color (6.31:1).
About this color
#28677D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 48%, its chroma 0.072 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.035 away. White text reads best on it, at 6.31:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #28677D |
| RGB | rgb(40, 103, 125) |
| HSL | hsl(196, 52%, 32%) |
| OKLCH | oklch(48.3% 0.072 224.5) |
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 #28677D | 6.31:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #28677D | 3.32:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #28677D text on white | 6.31:1 | AA | Lc 81.2 | Fine for body text |
| #28677D text on black | 3.32:1 | AA large text | Lc -20.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CCDCE3
oklch(88.5% 0.02 225.7)
-
Step 300
300
#A9C6D2
oklch(80.9% 0.036 224.7)
-
Step 400
400
#7AA9BB
oklch(70.8% 0.057 223.7)
-
Step 500
500
#5693AA
oklch(63.1% 0.072 224.4)
-
Step 600
600
#397D95
oklch(55.6% 0.078 224.1)
-
Step 700
700 (this color)
#28677D
oklch(48.3% 0.072 224.5)
-
Step 800
800
#255668
oklch(42.7% 0.06 225)
-
Step 900
900
#234754
oklch(37.7% 0.047 223.8)
-
Step 950
950
#162A31
oklch(27.1% 0.029 222.4)
#28677D 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) | #5B657E | 0.057 |
| Deuteranopia (no green cones) | #4F5C7D | 0.050 |
| Tritanopia (no blue cones) | #006E6E | 0.041 |
| Achromatopsia (no color) | #606060 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28677D
#28677D
oklch(48.3% 0.072 224.5)
- #81513B
#81513B
oklch(48.4% 0.073 45.2)
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 #28677D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.035
- Dark Aqua #05696B ΔE 0.038
- Peacock Blue #016795 ΔE 0.041
- YInMn Blue #415A77 ΔE 0.042
- Slate #516572 ΔE 0.044
- Petrol #005F6A ΔE 0.044
- Deep Turquoise #017374 ΔE 0.046
- Sea Blue #047495 ΔE 0.047
Use #28677D 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.