#6997FB
Closest named color: Cornflower Blue (#6495ED). oklch(68.9% 0.156 264.1), rgb(105, 151, 251).
Aa
Black text reads best on this color (7.42:1).
About this color
#6997FB is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.156 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.022 away. Black text reads best on it, at 7.42:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.42:1 |
| White text | 2.83:1 |
Values
| HEX | #6997FB |
| RGB | rgb(105, 151, 251) |
| HSL | hsl(221, 95%, 70%) |
| OKLCH | oklch(68.9% 0.156 264.1) |
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 #6997FB | 2.83:1 | Fails | Lc -59.4 | Large or bold text, headings |
| Black text on #6997FB | 7.42:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #6997FB text on white | 2.83:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #6997FB text on black | 7.42:1 | AAA | Lc -47.7 | 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
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFD
oklch(93.5% 0.028 263.4)
-
Step 200
200
#C7DAFE
oklch(88.6% 0.054 263.2)
-
Step 300
300
#A1C0FF
oklch(80.8% 0.096 264.1)
-
Step 400
400 (this color)
#6997FB
oklch(68.9% 0.156 264.1)
-
Step 500
500
#4A80FF
oklch(63.1% 0.198 264.2)
-
Step 600
600
#2E65EF
oklch(55.6% 0.216 264.1)
-
Step 700
700
#2252D0
oklch(49% 0.201 264.2)
-
Step 800
800
#1D45A8
oklch(42.8% 0.166 264)
-
Step 900
900
#1C3B85
oklch(37.6% 0.13 264)
-
Step 950
950
#11234E
oklch(26.9% 0.083 264.4)
#6997FB 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) | #6CA1FF | 0.027 |
| Deuteranopia (no green cones) | #5893F9 | 0.022 |
| Tritanopia (no blue cones) | #00ADBD | 0.136 |
| Achromatopsia (no color) | #9A9A9A | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6997FB
#6997FB
oklch(68.9% 0.156 264.1)
- #C49200
#C49200
oklch(68.9% 0.141 84.1)
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 #6997FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.022
- Chefchaouen Blue #4895EF ΔE 0.037
- Soft Blue #6488EA ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.055
- Dark Sky Blue #448EE4 ΔE 0.056
- Dodger Blue #1E90FF ΔE 0.060
Use #6997FB 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.