#6697EA
Closest named color: Cornflower Blue (#6495ED). oklch(67.8% 0.134 260.4), rgb(102, 151, 234).
Aa
Black text reads best on this color (7.17:1).
About this color
#6697EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.134 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.008 away. Black text reads best on it, at 7.17:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.17:1 |
| White text | 2.92:1 |
Values
| HEX | #6697EA |
| RGB | rgb(102, 151, 234) |
| HSL | hsl(218, 76%, 66%) |
| OKLCH | oklch(67.8% 0.134 260.4) |
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 #6697EA | 2.92:1 | Fails | Lc -60.8 | Content text, not long reading |
| Black text on #6697EA | 7.17:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #6697EA text on white | 2.92:1 | Fails | Lc 55.5 | Large or bold text, headings |
| #6697EA text on black | 7.17:1 | AAA | Lc -46.3 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFB
oklch(93.7% 0.024 259.8)
-
Step 200
200
#C8DAF9
oklch(88.5% 0.047 261.4)
-
Step 300
300
#A2C2F7
oklch(80.9% 0.083 260.4)
-
Step 400
400 (this color)
#6697EA
oklch(67.8% 0.134 260.4)
-
Step 500
500
#4886F0
oklch(63.2% 0.172 260.4)
-
Step 600
600
#296CDE
oklch(55.5% 0.187 260.4)
-
Step 700
700
#1C5AC1
oklch(49.2% 0.173 260.3)
-
Step 800
800
#1A4A9C
oklch(42.7% 0.144 260.5)
-
Step 900
900
#1B3F7C
oklch(37.8% 0.112 260.3)
-
Step 950
950
#112549
oklch(27% 0.072 261.1)
#6697EA 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) | #759EED | 0.027 |
| Deuteranopia (no green cones) | #6491E8 | 0.016 |
| Tritanopia (no blue cones) | #00A9B5 | 0.120 |
| Achromatopsia (no color) | #979797 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6697EA
#6697EA
oklch(67.8% 0.134 260.4)
- #C28D18
#C28D18
oklch(67.8% 0.134 80.5)
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 #6697EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.008
- Chefchaouen Blue #4895EF ΔE 0.029
- Soft Blue #6488EA ΔE 0.040
- Dark Sky Blue #448EE4 ΔE 0.043
- Perrywinkle #8F8CE7 ΔE 0.054
- Periwinkle Blue #8F99FB ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.063
- Dodger Blue #1E90FF ΔE 0.065
Use #6697EA 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.