#197297
Closest named color: Sea Blue (#047495). oklch(52% 0.098 231.7), rgb(25, 114, 151).
Aa
White text reads best on this color (5.39:1).
About this color
#197297 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.098 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.009 away. White text reads best on it, at 5.39:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.89:1 |
| White text | 5.39:1 |
Values
| HEX | #197297 |
| RGB | rgb(25, 114, 151) |
| HSL | hsl(198, 72%, 35%) |
| OKLCH | oklch(52% 0.098 231.7) |
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 #197297 | 5.39:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #197297 | 3.89:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #197297 text on white | 5.39:1 | AA | Lc 76.5 | Fine for body text |
| #197297 text on black | 3.89:1 | AA large text | Lc -25.3 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE8
oklch(88.6% 0.026 231.7)
-
Step 300
300
#A3C7DA
oklch(81% 0.047 231.1)
-
Step 400
400
#6FA9C8
oklch(70.6% 0.076 232.7)
-
Step 500
500
#4394BA
oklch(63.2% 0.097 231.5)
-
Step 600
600
#1B7DA6
oklch(55.5% 0.105 232.1)
-
Step 700
700 (this color)
#197297
oklch(52% 0.098 231.7)
-
Step 800
800
#0F5673
oklch(42.6% 0.081 231.6)
-
Step 900
900
#17475D
oklch(37.6% 0.063 231.9)
-
Step 950
950
#0F2A37
oklch(27.1% 0.041 231.9)
#197297 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) | #5F7199 | 0.064 |
| Deuteranopia (no green cones) | #4F6596 | 0.055 |
| Tritanopia (no blue cones) | #007C7F | 0.057 |
| Achromatopsia (no color) | #6A6A6A | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197297
#197297
oklch(52% 0.098 231.7)
- #955730
#955730
oklch(52% 0.098 51.2)
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 #197297, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.009
- Ocean Blue #03719C ΔE 0.011
- Muted Blue #3B719F ΔE 0.028
- Ocean #017B92 ΔE 0.031
- Peacock Blue #016795 ΔE 0.035
- Flat Blue #3C73A8 ΔE 0.038
- Dull Blue #49759C ΔE 0.040
- Nice Blue #107AB0 ΔE 0.041
Use #197297 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.