#2668C6
Closest named color: Mid Blue (#276AB3). oklch(52.8% 0.161 258.1), rgb(38, 104, 198).
Aa
White text reads best on this color (5.41:1).
About this color
#2668C6 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.161 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.031 away. White text reads best on it, at 5.41:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #2668C6 |
| RGB | rgb(38, 104, 198) |
| HSL | hsl(215, 68%, 46%) |
| OKLCH | oklch(52.8% 0.161 258.1) |
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 #2668C6 | 5.41:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #2668C6 | 3.87:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #2668C6 text on white | 5.41:1 | AA | Lc 76.5 | Fine for body text |
| #2668C6 text on black | 3.87:1 | AA large text | Lc -25.2 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C9DBF4
oklch(88.6% 0.04 256.6)
-
Step 300
300
#A4C3F0
oklch(81% 0.072 257.6)
-
Step 400
400
#72A2E8
oklch(70.7% 0.116 257.7)
-
Step 500
500
#4D89E1
oklch(63.1% 0.147 258)
-
Step 600
600 (this color)
#2668C6
oklch(52.8% 0.161 258.1)
-
Step 700
700
#215EB4
oklch(49.2% 0.15 258)
-
Step 800
800
#1E4D91
oklch(42.7% 0.123 258.1)
-
Step 900
900
#1E4174
oklch(37.8% 0.096 258)
-
Step 950
950
#122644
oklch(26.9% 0.062 258.3)
#2668C6 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) | #3372C9 | 0.030 |
| Deuteranopia (no green cones) | #0063C4 | 0.022 |
| Tritanopia (no blue cones) | #007F8D | 0.125 |
| Achromatopsia (no color) | #6A6A6A | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2668C6
#2668C6
oklch(52.8% 0.161 258.1)
- #8E6200
#8E6200
oklch(52.9% 0.11 78)
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 #2668C6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.031
- French Blue #436BAD ΔE 0.047
- Royal Blue #4169E1 ΔE 0.049
- Windows Blue #3778BF ΔE 0.051
- Warm Blue #4B57DB ΔE 0.061
- Cerulean Blue #056EEE ΔE 0.062
- Flat Blue #3C73A8 ΔE 0.064
- Nice Blue #107AB0 ΔE 0.066
Use #2668C6 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.