#1774E8
Closest named color: Cerulean Blue (#056EEE). oklch(57.5% 0.194 257.3), rgb(23, 116, 232).
Aa
Black text reads best on this color (4.69:1).
About this color
#1774E8 is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.194 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean Blue (#056EEE), ΔE 0.019 away. Black text reads best on it, at 4.69:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.194) |
| Temperature | cool |
| Nearest name | Cerulean Blue (#056EEE) |
| Black text | 4.69:1 |
| White text | 4.46:1 |
Values
| HEX | #1774E8 |
| RGB | rgb(23, 116, 232) |
| HSL | hsl(213, 82%, 50%) |
| OKLCH | oklch(57.5% 0.194 257.3) |
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 #1774E8 | 4.46:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #1774E8 | 4.69:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #1774E8 text on white | 4.46:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #1774E8 text on black | 4.69:1 | AA | Lc -31.4 | 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 600.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C5DBFA
oklch(88.5% 0.049 256.9)
-
Step 300
300
#9DC3F9
oklch(80.9% 0.087 257.2)
-
Step 400
400
#66A1F6
oklch(70.6% 0.14 257.6)
-
Step 500
500
#3987F3
oklch(63.1% 0.179 257.5)
-
Step 600
600 (this color)
#1774E8
oklch(57.5% 0.194 257.3)
-
Step 700
700
#005BC2
oklch(49% 0.177 257.5)
-
Step 800
800
#054B9E
oklch(42.7% 0.149 257.3)
-
Step 900
900
#11407E
oklch(37.8% 0.116 257.2)
-
Step 950
950
#0C264A
oklch(27.1% 0.074 257.4)
#1774E8 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) | #2681EC | 0.036 |
| Deuteranopia (no green cones) | #006FE6 | 0.015 |
| Tritanopia (no blue cones) | #0090A3 | 0.145 |
| Achromatopsia (no color) | #777777 | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1774E8
#1774E8
oklch(57.5% 0.194 257.3)
- #A06E00
#A06E00
oklch(57.6% 0.12 77.3)
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 #1774E8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean Blue #056EEE ΔE 0.019
- Royal Blue #4169E1 ΔE 0.034
- Clear Blue #247AFD ΔE 0.036
- Bright Blue #0165FC ΔE 0.049
- Neon Blue #4361EE ΔE 0.050
- Azul #1D5DEC ΔE 0.056
- Windows Blue #3778BF ΔE 0.067
- Water Blue #0E87CC ΔE 0.072
Use #1774E8 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.