#3074EA
Closest named color: Cerulean Blue (#056EEE). oklch(58.2% 0.192 260.6), rgb(48, 116, 234).
Aa
Black text reads best on this color (4.81:1).
About this color
#3074EA is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.192 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean Blue (#056EEE), ΔE 0.026 away. Black text reads best on it, at 4.81:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.192) |
| Temperature | cool |
| Nearest name | Cerulean Blue (#056EEE) |
| Black text | 4.81:1 |
| White text | 4.36:1 |
Values
| HEX | #3074EA |
| RGB | rgb(48, 116, 234) |
| HSL | hsl(218, 82%, 55%) |
| OKLCH | oklch(58.2% 0.192 260.6) |
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 #3074EA | 4.36:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #3074EA | 4.81:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #3074EA text on white | 4.36:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #3074EA text on black | 4.81:1 | AA | Lc -32.0 | 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
#E1EBFB
oklch(93.7% 0.024 259.8)
-
Step 200
200
#C7DAFA
oklch(88.4% 0.049 260.9)
-
Step 300
300
#A1C2F9
oklch(81% 0.086 260.5)
-
Step 400
400
#6EA0F6
oklch(70.8% 0.138 260.7)
-
Step 500
500
#4685F2
oklch(63.1% 0.176 260.5)
-
Step 600
600 (this color)
#3074EA
oklch(58.2% 0.192 260.6)
-
Step 700
700
#1B59C3
oklch(49.1% 0.178 260.6)
-
Step 800
800
#18499E
oklch(42.6% 0.148 260.7)
-
Step 900
900
#1A3E7D
oklch(37.6% 0.115 260.7)
-
Step 950
950
#102549
oklch(26.9% 0.072 260.4)
#3074EA 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) | #2682EE | 0.035 |
| Deuteranopia (no green cones) | #0071E8 | 0.022 |
| Tritanopia (no blue cones) | #0091A4 | 0.149 |
| Achromatopsia (no color) | #797979 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3074EA
#3074EA
oklch(58.2% 0.192 260.6)
- #9F7200
#9F7200
oklch(58.2% 0.12 81.1)
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 #3074EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean Blue #056EEE ΔE 0.026
- Royal Blue #4169E1 ΔE 0.030
- Clear Blue #247AFD ΔE 0.031
- Neon Blue #4361EE ΔE 0.046
- Bright Blue #0165FC ΔE 0.052
- Azul #1D5DEC ΔE 0.060
- Cornflower #6A79F7 ΔE 0.065
- Windows Blue #3778BF ΔE 0.069
Use #3074EA 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.