#456AEC
Closest named color: Royal Blue (#4169E1). oklch(57.2% 0.2 267.6), rgb(69, 106, 236).
Aa
White text reads best on this color (4.63:1).
About this color
#456AEC is a medium-dark, vivid blue. In OKLCH its lightness is 57%, its chroma 0.200 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.018 away. White text reads best on it, at 4.63:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.200) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.52:1 |
| White text | 4.63:1 |
Values
| HEX | #456AEC |
| RGB | rgb(69, 106, 236) |
| HSL | hsl(227, 81%, 60%) |
| OKLCH | oklch(57.2% 0.2 267.6) |
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 #456AEC | 4.63:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #456AEC | 4.52:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #456AEC text on white | 4.63:1 | AA | Lc 71.7 | Content text, not long reading |
| #456AEC text on black | 4.52:1 | AA | Lc -29.9 | 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 600.
-
Step 50
50
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CBD9FB
oklch(88.6% 0.049 267.7)
-
Step 300
300
#A7BFFC
oklch(80.9% 0.091 267.7)
-
Step 400
400
#799CFA
oklch(70.8% 0.143 267.3)
-
Step 500
500
#597FF7
oklch(63% 0.184 267.7)
-
Step 600
600 (this color)
#456AEC
oklch(57.2% 0.2 267.6)
-
Step 700
700
#3353C8
oklch(49.1% 0.186 267.4)
-
Step 800
800
#2B45A2
oklch(42.8% 0.154 267.6)
-
Step 900
900
#263B80
oklch(37.7% 0.119 267.6)
-
Step 950
950
#16234B
oklch(26.9% 0.076 267.6)
#456AEC 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) | #007DF0 | 0.051 |
| Deuteranopia (no green cones) | #006DE9 | 0.037 |
| Tritanopia (no blue cones) | #008AA1 | 0.161 |
| Achromatopsia (no color) | #757575 | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456AEC
#456AEC
oklch(57.2% 0.2 267.6)
- #957300
#957300
oklch(57.3% 0.117 88)
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 #456AEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.018
- Neon Blue #4361EE ΔE 0.022
- Cerulean Blue #056EEE ΔE 0.035
- Clear Blue #247AFD ΔE 0.046
- Bright Blue #0165FC ΔE 0.048
- Azul #1D5DEC ΔE 0.048
- Warm Blue #4B57DB ΔE 0.050
- Dark Periwinkle #665FD1 ΔE 0.059
Use #456AEC 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.