#649ADE
Closest named color: Cornflower Blue (#6495ED). oklch(67.7% 0.117 254.8), rgb(100, 154, 222).
Aa
Black text reads best on this color (7.21:1).
About this color
#649ADE is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.117 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.029 away. Black text reads best on it, at 7.21:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.21:1 |
| White text | 2.90:1 |
Values
| HEX | #649ADE |
| RGB | rgb(100, 154, 222) |
| HSL | hsl(213, 65%, 63%) |
| OKLCH | oklch(67.7% 0.117 254.8) |
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 #649ADE | 2.90:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #649ADE | 7.21:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #649ADE text on white | 2.90:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #649ADE text on black | 7.21:1 | AAA | Lc -46.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C8DBF4
oklch(88.5% 0.04 255.3)
-
Step 300
300
#A1C3F0
oklch(80.8% 0.074 255.6)
-
Step 400
400 (this color)
#649ADE
oklch(67.7% 0.117 254.8)
-
Step 500
500
#438BE1
oklch(63.2% 0.149 254.5)
-
Step 600
600
#2073CF
oklch(55.7% 0.162 254.6)
-
Step 700
700
#115FB3
oklch(49% 0.151 255)
-
Step 800
800
#134E91
oklch(42.6% 0.125 255)
-
Step 900
900
#184274
oklch(37.8% 0.097 254.8)
-
Step 950
950
#0F2744
oklch(27% 0.062 254.6)
#649ADE 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) | #7E9EE1 | 0.033 |
| Deuteranopia (no green cones) | #6F92DD | 0.023 |
| Tritanopia (no blue cones) | #0FA9B2 | 0.103 |
| Achromatopsia (no color) | #979797 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #649ADE
#649ADE
oklch(67.7% 0.117 254.8)
- #C18C3B
#C18C3B
oklch(67.7% 0.116 74.8)
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 #649ADE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.029
- Chefchaouen Blue #4895EF ΔE 0.040
- Dark Sky Blue #448EE4 ΔE 0.049
- Soft Blue #6488EA ΔE 0.055
- Faded Blue #658CBB ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.064
- Periwinkle Blue #8F99FB ΔE 0.069
- Greyblue #77A1B5 ΔE 0.072
Use #649ADE 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.