#1779F7
Closest named color: Clear Blue (#247AFD). oklch(59.7% 0.207 257.9), rgb(23, 121, 247).
Aa
Black text reads best on this color (5.11:1).
About this color
#1779F7 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.207 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.011 away. Black text reads best on it, at 5.11:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.207) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.11:1 |
| White text | 4.10:1 |
Values
| HEX | #1779F7 |
| RGB | rgb(23, 121, 247) |
| HSL | hsl(214, 93%, 53%) |
| OKLCH | oklch(59.7% 0.207 257.9) |
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 #1779F7 | 4.10:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #1779F7 | 5.11:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #1779F7 text on white | 4.10:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #1779F7 text on black | 5.11:1 | AA | Lc -34.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DEEBFE
oklch(93.6% 0.029 257.8)
-
Step 200
200
#C3DBFF
oklch(88.5% 0.056 258.4)
-
Step 300
300
#9AC3FF
oklch(81% 0.096 257.8)
-
Step 400
400
#60A1FF
oklch(70.8% 0.154 257.7)
-
Step 500
500 (this color)
#1779F7
oklch(59.7% 0.207 257.9)
-
Step 600
600
#006CE7
oklch(55.5% 0.204 257.8)
-
Step 700
700
#005BC4
oklch(49.2% 0.18 257.7)
-
Step 800
800
#004AA2
oklch(42.7% 0.156 257.7)
-
Step 900
900
#033E87
oklch(37.8% 0.134 257.6)
-
Step 950
950
#07254F
oklch(27.1% 0.085 257.9)
#1779F7 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) | #1D87FC | 0.036 |
| Deuteranopia (no green cones) | #0074F5 | 0.015 |
| Tritanopia (no blue cones) | #0098AC | 0.157 |
| Achromatopsia (no color) | #7D7D7D | 0.207 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1779F7
#1779F7
oklch(59.7% 0.207 257.9)
- #A77400
#A77400
oklch(59.6% 0.124 78.1)
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 #1779F7, closest first.
No curated palette has a color within ΔE 0.04 of #1779F7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.011
- Cerulean Blue #056EEE ΔE 0.032
- Bright Blue #0165FC ΔE 0.050
- Royal Blue #4169E1 ΔE 0.051
- Neon Blue #4361EE ΔE 0.058
- Dodger Blue #1E90FF ΔE 0.060
- Azul #1D5DEC ΔE 0.068
- Cornflower #6A79F7 ΔE 0.068
Use #1779F7 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.