#1950B3
Closest named color: Blue Blue (#2242C7). oklch(45.9% 0.168 261.1), rgb(25, 80, 179).
Aa
White text reads best on this color (7.39:1).
About this color
#1950B3 is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.168 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.045 away. White text reads best on it, at 7.39:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.168) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.83:1 |
| White text | 7.39:1 |
Values
| HEX | #1950B3 |
| RGB | rgb(25, 80, 179) |
| HSL | hsl(219, 75%, 40%) |
| OKLCH | oklch(45.9% 0.168 261.1) |
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 #1950B3 | 7.39:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #1950B3 | 2.83:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #1950B3 text on white | 7.39:1 | AAA | Lc 85.1 | Fine for body text |
| #1950B3 text on black | 2.83:1 | Fails | Lc -16.9 | 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 800.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#DFEBFD
oklch(93.6% 0.028 258.4)
-
Step 200
200
#C5DAFE
oklch(88.4% 0.055 261.2)
-
Step 300
300
#9EC1FF
oklch(80.8% 0.096 261.6)
-
Step 400
400
#689FFF
oklch(70.7% 0.153 260.8)
-
Step 500
500
#3E82FF
oklch(63% 0.199 261.3)
-
Step 600
600
#1A67F0
oklch(55.6% 0.219 261.2)
-
Step 700
700
#0C55D1
oklch(49.2% 0.203 261.1)
-
Step 800
800 (this color)
#1950B3
oklch(45.9% 0.168 261.1)
-
Step 900
900
#143C85
oklch(37.5% 0.131 261.2)
-
Step 950
950
#0D244E
oklch(27% 0.083 261.2)
#1950B3 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) | #005DB6 | 0.033 |
| Deuteranopia (no green cones) | #004FB1 | 0.012 |
| Tritanopia (no blue cones) | #006979 | 0.130 |
| Achromatopsia (no color) | #565656 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1950B3
#1950B3
oklch(45.9% 0.168 261.1)
- #725100
#725100
oklch(45.8% 0.095 81.4)
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 #1950B3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.045
- Sapphire #2138AB ΔE 0.058
- Cobalt #1E488F ΔE 0.061
- Dusk Blue #26538D ΔE 0.064
- Majorelle Blue #3F37C9 ΔE 0.068
- Blueberry #464196 ΔE 0.070
- Denim Blue #3B5B92 ΔE 0.072
- Mid Blue #276AB3 ΔE 0.073
Use #1950B3 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.