#1B69D1
Closest named color: Royal Blue (#4169E1). oklch(53.6% 0.177 257.8), rgb(27, 105, 209).
Aa
White text reads best on this color (5.26:1).
About this color
#1B69D1 is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.177 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.038 away. White text reads best on it, at 5.26:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 3.98:1 |
| White text | 5.26:1 |
Values
| HEX | #1B69D1 |
| RGB | rgb(27, 105, 209) |
| HSL | hsl(214, 77%, 46%) |
| OKLCH | oklch(53.6% 0.177 257.8) |
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 #1B69D1 | 5.26:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #1B69D1 | 3.98:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #1B69D1 text on white | 5.26:1 | AA | Lc 75.5 | Fine for body text |
| #1B69D1 text on black | 3.98:1 | AA large text | Lc -26.2 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFA
oklch(93.7% 0.023 258.4)
-
Step 200
200
#C7DBF7
oklch(88.5% 0.044 256.8)
-
Step 300
300
#A1C3F4
oklch(81% 0.079 257.5)
-
Step 400
400
#6DA2EF
oklch(70.8% 0.127 257.7)
-
Step 500
500
#4488EA
oklch(63.1% 0.163 257.8)
-
Step 600
600 (this color)
#1B69D1
oklch(53.6% 0.177 257.8)
-
Step 700
700
#155CBB
oklch(49% 0.164 257.9)
-
Step 800
800
#154C97
oklch(42.7% 0.135 257.8)
-
Step 900
900
#194079
oklch(37.7% 0.107 258.2)
-
Step 950
950
#0F2647
oklch(27% 0.068 257.7)
#1B69D1 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) | #2674D5 | 0.031 |
| Deuteranopia (no green cones) | #0064CF | 0.017 |
| Tritanopia (no blue cones) | #008293 | 0.133 |
| Achromatopsia (no color) | #6C6C6C | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B69D1
#1B69D1
oklch(53.6% 0.177 257.8)
- #916400
#916400
oklch(53.7% 0.112 77.9)
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 #1B69D1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.038
- Cerulean Blue #056EEE ΔE 0.045
- Mid Blue #276AB3 ΔE 0.048
- Azul #1D5DEC ΔE 0.051
- Warm Blue #4B57DB ΔE 0.057
- Neon Blue #4361EE ΔE 0.057
- Windows Blue #3778BF ΔE 0.058
- French Blue #436BAD ΔE 0.063
Use #1B69D1 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.