#689BD4
Closest named color: Cornflower Blue (#6495ED). oklch(67.7% 0.101 252.1), rgb(104, 155, 212).
Aa
Black text reads best on this color (7.22:1).
About this color
#689BD4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.101 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.045 away. Black text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #689BD4 |
| RGB | rgb(104, 155, 212) |
| HSL | hsl(212, 56%, 62%) |
| OKLCH | oklch(67.7% 0.101 252.1) |
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 #689BD4 | 2.90:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #689BD4 | 7.22:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #689BD4 text on white | 2.90:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #689BD4 text on black | 7.22:1 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF0
oklch(88.4% 0.035 252.3)
-
Step 300
300
#A4C4E9
oklch(80.9% 0.063 252.3)
-
Step 400
400 (this color)
#689BD4
oklch(67.7% 0.101 252.1)
-
Step 500
500
#4A8DD5
oklch(63.2% 0.129 252)
-
Step 600
600
#2975C2
oklch(55.5% 0.14 252.2)
-
Step 700
700
#1B62A8
oklch(49.1% 0.131 252.3)
-
Step 800
800
#195088
oklch(42.6% 0.109 252.3)
-
Step 900
900
#1C436D
oklch(37.7% 0.085 252.5)
-
Step 950
950
#112840
oklch(27.1% 0.054 251.3)
#689BD4 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) | #849DD7 | 0.034 |
| Deuteranopia (no green cones) | #7793D3 | 0.026 |
| Tritanopia (no blue cones) | #31A8AF | 0.088 |
| Achromatopsia (no color) | #979797 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #689BD4
#689BD4
oklch(67.7% 0.101 252.1)
- #BE8D4C
#BE8D4C
oklch(67.8% 0.102 72.4)
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 #689BD4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.045
- Faded Blue #658CBB ΔE 0.050
- Chefchaouen Blue #4895EF ΔE 0.055
- Greyblue #77A1B5 ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.060
- Silver Lake Blue #778DA9 ΔE 0.066
- Soft Blue #6488EA ΔE 0.068
- Cool Gray #8D99AE ΔE 0.068
Use #689BD4 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.