#2F6FC6
Closest named color: Windows Blue (#3778BF). oklch(54.6% 0.15 257.1), rgb(47, 111, 198).
Aa
White text reads best on this color (4.98:1).
About this color
#2F6FC6 is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.150 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.030 away. White text reads best on it, at 4.98:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.150) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #2F6FC6 |
| RGB | rgb(47, 111, 198) |
| HSL | hsl(215, 62%, 48%) |
| OKLCH | oklch(54.6% 0.15 257.1) |
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 #2F6FC6 | 4.98:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #2F6FC6 | 4.21:1 | AA large text | Lc 30.0 | Dividers and decoration only |
| #2F6FC6 text on white | 4.98:1 | AA | Lc 74.1 | Content text, not long reading |
| #2F6FC6 text on black | 4.21:1 | AA large text | Lc -27.6 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#CADBF2
oklch(88.6% 0.037 256)
-
Step 300
300
#A5C3ED
oklch(81% 0.068 256.8)
-
Step 400
400
#74A2E4
oklch(70.6% 0.109 257.4)
-
Step 500
500
#4F8ADC
oklch(63.2% 0.139 257)
-
Step 600
600 (this color)
#2F6FC6
oklch(54.6% 0.15 257.1)
-
Step 700
700
#245FAE
oklch(49.1% 0.14 257)
-
Step 800
800
#204E8D
oklch(42.7% 0.116 257.2)
-
Step 900
900
#1F4171
oklch(37.6% 0.092 257.4)
-
Step 950
950
#132742
oklch(27.1% 0.057 256.4)
#2F6FC6 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) | #4377C9 | 0.030 |
| Deuteranopia (no green cones) | #2569C4 | 0.019 |
| Tritanopia (no blue cones) | #008491 | 0.116 |
| Achromatopsia (no color) | #707070 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6FC6
#2F6FC6
oklch(54.6% 0.15 257.1)
- #956600
#956600
oklch(54.6% 0.114 77.1)
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 #2F6FC6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.030
- Mid Blue #276AB3 ΔE 0.033
- French Blue #436BAD ΔE 0.041
- Royal Blue #4169E1 ΔE 0.049
- Flat Blue #3C73A8 ΔE 0.051
- Nice Blue #107AB0 ΔE 0.052
- Cerulean Blue #056EEE ΔE 0.063
- Muted Blue #3B719F ΔE 0.063
Use #2F6FC6 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.