#1868BE
Closest named color: Mid Blue (#276AB3). oklch(51.9% 0.154 254.5), rgb(24, 104, 190).
Aa
White text reads best on this color (5.58:1).
About this color
#1868BE is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.154 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.021 away. White text reads best on it, at 5.58:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.76:1 |
| White text | 5.58:1 |
Values
| HEX | #1868BE |
| RGB | rgb(24, 104, 190) |
| HSL | hsl(211, 78%, 42%) |
| OKLCH | oklch(51.9% 0.154 254.5) |
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 #1868BE | 5.58:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #1868BE | 3.76:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #1868BE text on white | 5.58:1 | AA | Lc 77.3 | Fine for body text |
| #1868BE text on black | 3.76:1 | AA large text | Lc -24.4 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C7DBF5
oklch(88.5% 0.042 255)
-
Step 300
300
#A0C4F0
oklch(81% 0.074 253.7)
-
Step 400
400
#6BA3E9
oklch(70.6% 0.119 254.6)
-
Step 500
500
#408BE3
oklch(63.2% 0.152 254.3)
-
Step 600
600
#1B72D1
oklch(55.5% 0.166 254.8)
-
Step 700
700 (this color)
#1868BE
oklch(51.9% 0.154 254.5)
-
Step 800
800
#0F4E92
oklch(42.6% 0.127 254.6)
-
Step 900
900
#164275
oklch(37.8% 0.099 254.5)
-
Step 950
950
#0E2744
oklch(27% 0.062 253.9)
#1868BE 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) | #3A70C1 | 0.035 |
| Deuteranopia (no green cones) | #1061BC | 0.020 |
| Tritanopia (no blue cones) | #007D8A | 0.115 |
| Achromatopsia (no color) | #686868 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1868BE
#1868BE
oklch(51.9% 0.154 254.5)
- #8D5E00
#8D5E00
oklch(52% 0.11 75.1)
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 #1868BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.021
- French Blue #436BAD ΔE 0.043
- Windows Blue #3778BF ΔE 0.052
- Flat Blue #3C73A8 ΔE 0.058
- Nice Blue #107AB0 ΔE 0.059
- Royal Blue #4169E1 ΔE 0.064
- Muted Blue #3B719F ΔE 0.065
- Ocean Blue #03719C ΔE 0.065
Use #1868BE 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.