#2F6FAE
Closest named color: Mid Blue (#276AB3). oklch(53.1% 0.119 250.8), rgb(47, 111, 174).
Aa
White text reads best on this color (5.24:1).
About this color
#2F6FAE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.119 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.019 away. White text reads best on it, at 5.24:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #2F6FAE |
| RGB | rgb(47, 111, 174) |
| HSL | hsl(210, 57%, 43%) |
| OKLCH | oklch(53.1% 0.119 250.8) |
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 #2F6FAE | 5.24:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #2F6FAE | 4.00:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #2F6FAE text on white | 5.24:1 | AA | Lc 75.7 | Fine for body text |
| #2F6FAE text on black | 4.00:1 | AA large text | Lc -26.0 | 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 600.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CBDBED
oklch(88.5% 0.03 251.3)
-
Step 300
300
#A8C4E3
oklch(81% 0.053 251.1)
-
Step 400
400
#78A5D5
oklch(70.8% 0.086 250.7)
-
Step 500
500
#548DC9
oklch(63% 0.109 251.1)
-
Step 600
600 (this color)
#2F6FAE
oklch(53.1% 0.119 250.8)
-
Step 700
700
#29639D
oklch(49.1% 0.111 251.1)
-
Step 800
800
#23517F
oklch(42.6% 0.092 250.9)
-
Step 900
900
#224466
oklch(37.8% 0.071 250.2)
-
Step 950
950
#15283C
oklch(27.1% 0.045 250.9)
#2F6FAE 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) | #5273B1 | 0.038 |
| Deuteranopia (no green cones) | #4067AD | 0.025 |
| Tritanopia (no blue cones) | #007E86 | 0.090 |
| Achromatopsia (no color) | #6C6C6C | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6FAE
#2F6FAE
oklch(53.1% 0.119 250.8)
- #955F00
#955F00
oklch(53.2% 0.114 71.1)
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 #2F6FAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.019
- French Blue #436BAD ΔE 0.019
- Flat Blue #3C73A8 ΔE 0.020
- Muted Blue #3B719F ΔE 0.027
- Nice Blue #107AB0 ΔE 0.032
- Windows Blue #3778BF ΔE 0.035
- Ocean Blue #03719C ΔE 0.038
- Dull Blue #49759C ΔE 0.044
Use #2F6FAE 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.