#1941B2
Closest named color: Sapphire (#2138AB). oklch(42.8% 0.185 264.5), rgb(25, 65, 178).
Aa
White text reads best on this color (8.60:1).
About this color
#1941B2 is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.185 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.023 away. White text reads best on it, at 8.60:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.185) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 2.44:1 |
| White text | 8.60:1 |
Values
| HEX | #1941B2 |
| RGB | rgb(25, 65, 178) |
| HSL | hsl(224, 75%, 40%) |
| OKLCH | oklch(42.8% 0.185 264.5) |
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 #1941B2 | 8.60:1 | AAA | Lc -93.4 | Preferred for body text |
| Black text on #1941B2 | 2.44:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #1941B2 text on white | 8.60:1 | AAA | Lc 88.8 | Fine for body text |
| #1941B2 text on black | 2.44:1 | Fails | Lc -13.4 | Not readable |
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 800.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C7D9FF
oklch(88.4% 0.056 265.2)
-
Step 300
300
#A2C0FF
oklch(80.9% 0.096 264.7)
-
Step 400
400
#709DFF
oklch(70.7% 0.152 264.2)
-
Step 500
500
#4B80FF
oklch(63.1% 0.197 264.4)
-
Step 600
600
#2860FC
oklch(55.6% 0.239 264.5)
-
Step 700
700
#1D4DDC
oklch(49% 0.223 264.6)
-
Step 800
800 (this color)
#1941B2
oklch(42.8% 0.185 264.5)
-
Step 900
900
#19398C
oklch(37.7% 0.143 264.4)
-
Step 950
950
#0F2252
oklch(26.9% 0.091 264.7)
#1941B2 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) | #0053B6 | 0.043 |
| Deuteranopia (no green cones) | #0045B0 | 0.013 |
| Tritanopia (no blue cones) | #005F73 | 0.142 |
| Achromatopsia (no color) | #4C4C4C | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1941B2
#1941B2
oklch(42.8% 0.185 264.5)
- #654A00
#654A00
oklch(42.7% 0.087 84.5)
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 #1941B2, closest first.
No curated palette has a color within ΔE 0.04 of #1941B2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.023
- Blue Blue #2242C7 ΔE 0.035
- Majorelle Blue #3F37C9 ΔE 0.055
- Cobalt #1E488F ΔE 0.061
- Blueberry #464196 ΔE 0.069
- Indigo Blue #3A18B1 ΔE 0.073
- Blue With A Hint Of Purple #533CC6 ΔE 0.078
- Dusk Blue #26538D ΔE 0.081
Use #1941B2 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.