#2F6D8F
Closest named color: Sea Blue (#047495). oklch(50.9% 0.083 235.7), rgb(47, 109, 143).
Aa
White text reads best on this color (5.66:1).
About this color
#2F6D8F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.083 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.025 away. White text reads best on it, at 5.66:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.70:1 |
| White text | 5.66:1 |
Values
| HEX | #2F6D8F |
| RGB | rgb(47, 109, 143) |
| HSL | hsl(201, 51%, 37%) |
| OKLCH | oklch(50.9% 0.083 235.7) |
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 #2F6D8F | 5.66:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #2F6D8F | 3.70:1 | AA large text | Lc 25.9 | Dividers and decoration only |
| #2F6D8F text on white | 5.66:1 | AA | Lc 78.1 | Fine for body text |
| #2F6D8F text on black | 3.70:1 | AA large text | Lc -23.7 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400
#79A7C4
oklch(70.6% 0.065 236.6)
-
Step 500
500
#5591B5
oklch(63% 0.083 236.5)
-
Step 600
600
#377BA0
oklch(55.5% 0.089 235.4)
-
Step 700
700 (this color)
#2F6D8F
oklch(50.9% 0.083 235.7)
-
Step 800
800
#245570
oklch(42.8% 0.069 235.7)
-
Step 900
900
#23465A
oklch(37.7% 0.053 235.6)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#2F6D8F 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) | #5D6C91 | 0.051 |
| Deuteranopia (no green cones) | #50638E | 0.042 |
| Tritanopia (no blue cones) | #007678 | 0.057 |
| Achromatopsia (no color) | #676767 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6D8F
#2F6D8F
oklch(50.9% 0.083 235.7)
- #8A5934
#8A5934
oklch(51% 0.083 56.6)
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 #2F6D8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.025
- Ocean Blue #03719C ΔE 0.026
- Denim #3B638C ΔE 0.029
- Muted Blue #3B719F ΔE 0.030
- Peacock Blue #016795 ΔE 0.033
- Metallic Blue #4F738E ΔE 0.039
- Dull Blue #49759C ΔE 0.041
- Ocean #017B92 ΔE 0.042
Use #2F6D8F 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.