#1D669C
Closest named color: Peacock Blue (#016795). oklch(49.4% 0.111 245.7), rgb(29, 102, 156).
Aa
White text reads best on this color (6.11:1).
About this color
#1D669C is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.111 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.016 away. White text reads best on it, at 6.11:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.43:1 |
| White text | 6.11:1 |
Values
| HEX | #1D669C |
| RGB | rgb(29, 102, 156) |
| HSL | hsl(206, 69%, 36%) |
| OKLCH | oklch(49.4% 0.111 245.7) |
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 #1D669C | 6.11:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #1D669C | 3.43:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #1D669C text on white | 6.11:1 | AA | Lc 80.2 | Fine for body text |
| #1D669C text on black | 3.43:1 | AA large text | Lc -21.7 | 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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCEC
oklch(88.6% 0.029 244.9)
-
Step 300
300
#A5C5E2
oklch(81% 0.054 245.9)
-
Step 400
400
#73A6D3
oklch(70.7% 0.086 246)
-
Step 500
500
#4B8FC8
oklch(63% 0.111 246.1)
-
Step 600
600
#2A79B4
oklch(55.7% 0.119 245.2)
-
Step 700
700 (this color)
#1D669C
oklch(49.4% 0.111 245.7)
-
Step 800
800
#1A537E
oklch(42.8% 0.092 245.5)
-
Step 900
900
#1D4565
oklch(37.8% 0.071 245.5)
-
Step 950
950
#12283B
oklch(26.9% 0.045 246.6)
#1D669C 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) | #4D689E | 0.045 |
| Deuteranopia (no green cones) | #3B5D9B | 0.032 |
| Tritanopia (no blue cones) | #00737A | 0.077 |
| Achromatopsia (no color) | #626262 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D669C
#1D669C
oklch(49.4% 0.111 245.7)
- #8B5200
#8B5200
oklch(49.3% 0.11 65.4)
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 #1D669C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.016
- Denim #3B638C ΔE 0.032
- Ocean Blue #03719C ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.037
- Mid Blue #276AB3 ΔE 0.038
- Dusky Blue #475F94 ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.042
- Muted Blue #3B719F ΔE 0.043
Use #1D669C 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.